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20000302002220 = 22514932401207139
BaseRepresentation
bin1001000110000101011101…
…11001010111000000101100
32121211000021102201210211011
410203002232321113000230
510110141104303032340
6110312002323035004
74132655062010551
oct443025671270054
977730242653734
1020000302002220
116411098089851
1222b023880ba64
13b21035a32c87
144d203c3d2a28
1524a3c163d0ea
hex1230aee5702c

20000302002220 has 48 divisors (see below), whose sum is σ = 42284026764000. Its totient is φ = 7946145100800.

The previous prime is 20000302002217. The next prime is 20000302002227. The reversal of 20000302002220 is 2220020300002.

It is a super-3 number, since 3×200003020022203 (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20000302002220.

It is not an unprimeable number, because it can be changed into a prime (20000302002227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96451411 + ... + 96658549.

It is an arithmetic number, because the mean of its divisors is an integer number (880917224250).

Almost surely, 220000302002220 is an apocalyptic number.

20000302002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000302002220 is an abundant number, since it is smaller than the sum of its proper divisors (22283724761780).

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

20000302002220 is a wasteful number, since it uses less digits than its factorization.

20000302002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239698 (or 239696 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 20000302002220 its reverse (2220020300002), we get a palindrome (22220322302222).

The spelling of 20000302002220 in words is "twenty trillion, three hundred two million, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 149 298 596 745 1490 2980 32401 64802 129604 162005 207139 324010 414278 648020 828556 1035695 2071390 4142780 4827749 9655498 19310996 24138745 30863711 48277490 61727422 96554980 123454844 154318555 308637110 617274220 6711510739 13423021478 26846042956 33557553695 67115107390 134230214780 1000015100111 2000030200222 4000060400444 5000075500555 10000151001110 20000302002220