2112155130162 has 72 divisors (see below), whose sum is σ = 5401331864208. Its totient is φ = 548611712880.

The previous prime is 2112155130133. The next prime is 2112155130203. The reversal of 2112155130162 is 2610315512112.

It is a super-2 number, since 2×2112155130162² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29651208 + ... + 29722355.

It is an arithmetic number, because the mean of its divisors is an integer number (75018498114).

Almost surely, 2^{2112155130162} is an apocalyptic number.

2112155130162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112155130162 is an abundant number, since it is smaller than the sum of its proper divisors (3289176734046).

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

2112155130162 is a wasteful number, since it uses less digits than its factorization.

2112155130162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59373604 (or 59373586 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 2112155130162 in words is "two trillion, one hundred twelve billion, one hundred fifty-five million, one hundred thirty thousand, one hundred sixty-two".