121101331320031 has 16 divisors (see below), whose sum is σ = 122564599044160. Its totient is φ = 119643616235520.

The previous prime is 121101331320017. The next prime is 121101331320043. The reversal of 121101331320031 is 130023133101121.

It is a cyclic number.

It is not a de Polignac number, because 121101331320031 - 2²⁹ = 121100794449119 is a prime.

It is a super-2 number, since 2×121101331320031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121101331319984 and 121101331320011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121101331320071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1522079491 + ... + 1522159051.

It is an arithmetic number, because the mean of its divisors is an integer number (7660287440260).

Almost surely, 2^{121101331320031} is an apocalyptic number.

121101331320031 is a deficient number, since it is larger than the sum of its proper divisors (1463267724129).

121101331320031 is a wasteful number, since it uses less digits than its factorization.

121101331320031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114226.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121101331320031 its reverse (130023133101121), we get a palindrome (251124464421152).

The spelling of 121101331320031 in words is "one hundred twenty-one trillion, one hundred one billion, three hundred thirty-one million, three hundred twenty thousand, thirty-one".