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220020202101012 = 223379736711391629
BaseRepresentation
bin110010000001101101110001…
…111111010101100100010100
31001212000201121011220121221120
4302001231301333111210110
5212314302333214213022
62055535515132443540
764225635500351205
oct6201556177254424
91055021534817846
10220020202101012
1164118053197935
12208154806195b0
13959ca7ba8bc31
143c4906ad355ac
151a6836c7b2d5c
hexc81b71fd5914

220020202101012 has 96 divisors (see below), whose sum is σ = 532836735217920. Its totient is φ = 70602966282240.

The previous prime is 220020202100957. The next prime is 220020202101017. The reversal of 220020202101012 is 210101202020022.

220020202101012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220020202100982 and 220020202101000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020202101017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157406814 + ... + 158798442.

It is an arithmetic number, because the mean of its divisors is an integer number (5550382658520).

Almost surely, 2220020202101012 is an apocalyptic number.

It is an amenable number.

220020202101012 is an abundant number, since it is smaller than the sum of its proper divisors (312816533116908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220020202101012 is a wasteful number, since it uses less digits than its factorization.

220020202101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395441 (or 1395439 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220020202101012 its reverse (210101202020022), we get a palindrome (430121404121034).

The spelling of 220020202101012 in words is "two hundred twenty trillion, twenty billion, two hundred two million, one hundred one thousand, twelve".

Divisors: 1 2 3 4 6 12 37 74 97 111 148 194 222 291 388 444 582 1164 3589 3671 7178 7342 10767 11013 14356 14684 21534 22026 43068 44052 135827 271654 356087 407481 543308 712174 814962 1068261 1391629 1424348 1629924 2136522 2783258 4174887 4273044 5566516 8349774 13175219 16699548 26350438 39525657 51490273 52700876 79051314 102980546 134988013 154470819 158102628 205961092 269976026 308941638 404964039 539952052 617883276 809928078 1619856156 4994556481 5108670059 9989112962 10217340118 14983669443 15326010177 19978225924 20434680236 29967338886 30652020354 59934677772 61304040708 189020792183 378041584366 495540995723 567062376549 756083168732 991081991446 1134124753098 1486622987169 1982163982892 2268249506196 2973245974338 5946491948676 18335016841751 36670033683502 55005050525253 73340067367004 110010101050506 220020202101012