121120202112012 has 48 divisors (see below), whose sum is σ = 314048779340800. Its totient is φ = 40369101207120.

The previous prime is 121120202111999. The next prime is 121120202112029. The reversal of 121120202112012 is 210211202021121.

121120202112012 is a `hidden beast` number, since 1 + 211 + 20 + 20 + 211 + 201 + 2 = 666.

121120202112012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121120202112012² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 58696312 + ... + 60724767.

Almost surely, 2^{121120202112012} is an apocalyptic number.

121120202112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121120202112012 is an abundant number, since it is smaller than the sum of its proper divisors (192928577228788).

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

121120202112012 is a wasteful number, since it uses less digits than its factorization.

121120202112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119430483 (or 119430475 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 121120202112012 its reverse (210211202021121), we get a palindrome (331331404133133).

The spelling of 121120202112012 in words is "one hundred twenty-one trillion, one hundred twenty billion, two hundred two million, one hundred twelve thousand, twelve".