121001020120112 has 40 divisors (see below), whose sum is σ = 264002225728512. Its totient is φ = 53226255182400.

The previous prime is 121001020120091. The next prime is 121001020120133. The reversal of 121001020120112 is 211021020100121.

It is an interprime number because it is at equal distance from previous prime (121001020120091) and next prime (121001020120133).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11088797708 + ... + 11088808619.

Almost surely, 2^{121001020120112} is an apocalyptic number.

It is an amenable number.

121001020120112 is an abundant number, since it is smaller than the sum of its proper divisors (143001205608400).

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

121001020120112 is a wasteful number, since it uses less digits than its factorization.

121001020120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22177606377 (or 22177606371 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121001020120112 its reverse (211021020100121), we get a palindrome (332022040220233).

The spelling of 121001020120112 in words is "one hundred twenty-one trillion, one billion, twenty million, one hundred twenty thousand, one hundred twelve".