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220201012010220 = 223529126552305753
BaseRepresentation
bin110010000100010110001011…
…000110011001110011101100
31001212200000022010122200202120
4302010112023012121303230
5212330233133033311340
62100154540504352540
764244666232255513
oct6204261306316354
91055600263580676
10220201012010220
11641877a771886a
1220844521475750
1395b3b354457a7
143c53b0051967a
151a6ce0114e4d0
hexc8458b199cec

220201012010220 has 48 divisors (see below), whose sum is σ = 637823621000160. Its totient is φ = 56695432976896.

The previous prime is 220201012010201. The next prime is 220201012010251. The reversal of 220201012010220 is 22010210102022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 220201012010220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63276151137 + ... + 63276154616.

It is an arithmetic number, because the mean of its divisors is an integer number (13287992104170).

Almost surely, 2220201012010220 is an apocalyptic number.

220201012010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220201012010220 is an abundant number, since it is smaller than the sum of its proper divisors (417622608989940).

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

220201012010220 is a wasteful number, since it uses less digits than its factorization.

220201012010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126552305794 (or 126552305792 counting only the distinct ones).

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

Adding to 220201012010220 its reverse (22010210102022), we get a palindrome (242211222112242).

The spelling of 220201012010220 in words is "two hundred twenty trillion, two hundred one billion, twelve million, ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 870 1740 126552305753 253104611506 379656917259 506209223012 632761528765 759313834518 1265523057530 1518627669036 1898284586295 2531046115060 3670016866837 3796569172590 7340033733674 7593138345180 11010050600511 14680067467348 18350084334185 22020101201022 36700168668370 44040202402044 55050253002555 73400337336740 110100506005110 220201012010220