121112010100002 has 32 divisors (see below), whose sum is σ = 242265923040960. Its totient is φ = 40363686673920.

The previous prime is 121112010099989. The next prime is 121112010100033. The reversal of 121112010100002 is 200001010211121.

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, 2185675677 + ... + 2185731087.

It is an arithmetic number, because the mean of its divisors is an integer number (7570810095030).

Almost surely, 2^{121112010100002} is an apocalyptic number.

121112010100002 is an abundant number, since it is smaller than the sum of its proper divisors (121153912940958).

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

121112010100002 is a wasteful number, since it uses less digits than its factorization.

121112010100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111858.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121112010100002 its reverse (200001010211121), we get a palindrome (321113020311123).

The spelling of 121112010100002 in words is "one hundred twenty-one trillion, one hundred twelve billion, ten million, one hundred thousand, two".