331232012210001 has 32 divisors (see below), whose sum is σ = 534427137550080. Its totient is φ = 178140793614336.

The previous prime is 331232012209997. The next prime is 331232012210017. The reversal of 331232012210001 is 100012210232133.

It is not a de Polignac number, because 331232012210001 - 2² = 331232012209997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 331232012210001.

It is not an unprimeable number, because it can be changed into a prime (331232012210101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83190985 + ... + 87081593.

It is an arithmetic number, because the mean of its divisors is an integer number (16700848048440).

Almost surely, 2^{331232012210001} is an apocalyptic number.

It is an amenable number.

331232012210001 is a deficient number, since it is larger than the sum of its proper divisors (203195125340079).

331232012210001 is a wasteful number, since it uses less digits than its factorization.

331232012210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129113.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 331232012210001 its reverse (100012210232133), we get a palindrome (431244222442134).

The spelling of 331232012210001 in words is "three hundred thirty-one trillion, two hundred thirty-two billion, twelve million, two hundred ten thousand, one".