331100132302121 has 16 divisors (see below), whose sum is σ = 431478905445504. Its totient is φ = 246559374537984.

The previous prime is 331100132302073. The next prime is 331100132302123. The reversal of 331100132302121 is 121203231001133.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331100132302121 is a prime.

It is a super-2 number, since 2×331100132302121² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331100132302123) 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, 107013615875 + ... + 107013618968.

It is an arithmetic number, because the mean of its divisors is an integer number (26967431590344).

Almost surely, 2^{331100132302121} is an apocalyptic number.

It is an amenable number.

331100132302121 is a deficient number, since it is larger than the sum of its proper divisors (100378773143383).

331100132302121 is a wasteful number, since it uses less digits than its factorization.

331100132302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214027234880.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 331100132302121 its reverse (121203231001133), we get a palindrome (452303363303254).

The spelling of 331100132302121 in words is "three hundred thirty-one trillion, one hundred billion, one hundred thirty-two million, three hundred two thousand, one hundred twenty-one".