331400231132999 has 4 divisors (see below), whose sum is σ = 378743121294864. Its totient is φ = 284057340971136.

The previous prime is 331400231132939. The next prime is 331400231133011. The reversal of 331400231132999 is 999231132004133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 331400231132999 - 2²⁸ = 331399962697543 is a prime.

It is a super-2 number, since 2×331400231132999² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331400231132939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23671445080922 + ... + 23671445080935.

It is an arithmetic number, because the mean of its divisors is an integer number (94685780323716).

Almost surely, 2^{331400231132999} is an apocalyptic number.

331400231132999 is a deficient number, since it is larger than the sum of its proper divisors (47342890161865).

331400231132999 is an equidigital number, since it uses as much as digits as its factorization.

331400231132999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47342890161864.

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 331400231132999 in words is "three hundred thirty-one trillion, four hundred billion, two hundred thirty-one million, one hundred thirty-two thousand, nine hundred ninety-nine".