331311422433 has 8 divisors (see below), whose sum is σ = 441754852000. Its totient is φ = 220871137248.

The previous prime is 331311422399. The next prime is 331311422479. The reversal of 331311422433 is 334224113133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331311422433 - 2²⁵ = 331277868001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 331311422433.

It is not an unprimeable number, because it can be changed into a prime (331311422033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528148 + ... + 970341.

It is an arithmetic number, because the mean of its divisors is an integer number (55219356500).

Almost surely, 2^331311422433 is an apocalyptic number.

It is an amenable number.

331311422433 is a deficient number, since it is larger than the sum of its proper divisors (110443429567).

331311422433 is a wasteful number, since it uses less digits than its factorization.

331311422433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572191.

The product of its digits is 15552, while the sum is 30.

Adding to 331311422433 its reverse (334224113133), we get a palindrome (665535535566).

The spelling of 331311422433 in words is "three hundred thirty-one billion, three hundred eleven million, four hundred twenty-two thousand, four hundred thirty-three".