331012023201 has 16 divisors (see below), whose sum is σ = 490609067520. Its totient is φ = 220575283920.

The previous prime is 331012023197. The next prime is 331012023217. The reversal of 331012023201 is 102320210133.

331012023201 is a `hidden beast` number, since 3 + 310 + 120 + 232 + 0 + 1 = 666.

It is not a de Polignac number, because 331012023201 - 2² = 331012023197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (331012023281) 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, 2699985 + ... + 2819918.

It is an arithmetic number, because the mean of its divisors is an integer number (30663066720).

Almost surely, 2^331012023201 is an apocalyptic number.

It is an amenable number.

331012023201 is a deficient number, since it is larger than the sum of its proper divisors (159597044319).

331012023201 is a wasteful number, since it uses less digits than its factorization.

331012023201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5522133 (or 5522127 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 331012023201 its reverse (102320210133), we get a palindrome (433332233334).

The spelling of 331012023201 in words is "three hundred thirty-one billion, twelve million, twenty-three thousand, two hundred one".