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2010122102220 = 2235231456610219
BaseRepresentation
bin11101010000000100100…
…111010010010111001100
321010011110212100220211220
4131100010213102113030
5230413212224232340
64135234244443340
7265140461645121
oct35200447222714
97104425326756
102010122102220
11705540583021
122856a99a9550
1311772763357b
146d40cd18748
153744b958ed0
hex1d4049d25cc

2010122102220 has 48 divisors (see below), whose sum is σ = 5873052407040. Its totient is φ = 512726796736.

The previous prime is 2010122102213. The next prime is 2010122102239. The reversal of 2010122102220 is 222012210102.

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 2010122102220.

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, 728303730 + ... + 728306489.

It is an arithmetic number, because the mean of its divisors is an integer number (122355258480).

Almost surely, 22010122102220 is an apocalyptic number.

2010122102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010122102220 is an abundant number, since it is smaller than the sum of its proper divisors (3862930304820).

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

2010122102220 is a wasteful number, since it uses less digits than its factorization.

2010122102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456610254 (or 1456610252 counting only the distinct ones).

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

Adding to 2010122102220 its reverse (222012210102), we get a palindrome (2232134312322).

The spelling of 2010122102220 in words is "two trillion, ten billion, one hundred twenty-two million, one hundred two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 115 138 230 276 345 460 690 1380 1456610219 2913220438 4369830657 5826440876 7283051095 8739661314 14566102190 17479322628 21849153285 29132204380 33502035037 43698306570 67004070074 87396613140 100506105111 134008140148 167510175185 201012210222 335020350370 402024420444 502530525555 670040700740 1005061051110 2010122102220