121003312133112 has 64 divisors (see below), whose sum is σ = 304374823441920. Its totient is φ = 40085652451968.

The previous prime is 121003312133047. The next prime is 121003312133191. The reversal of 121003312133112 is 211331213300121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 19421038 + ... + 24883394.

It is an arithmetic number, because the mean of its divisors is an integer number (4755856616280).

Almost surely, 2^{121003312133112} is an apocalyptic number.

121003312133112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121003312133112 is an abundant number, since it is smaller than the sum of its proper divisors (183371511308808).

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

121003312133112 is a wasteful number, since it uses less digits than its factorization.

121003312133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468060 (or 5468056 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 121003312133112 its reverse (211331213300121), we get a palindrome (332334525433233).

The spelling of 121003312133112 in words is "one hundred twenty-one trillion, three billion, three hundred twelve million, one hundred thirty-three thousand, one hundred twelve".