331101320999 has 4 divisors (see below), whose sum is σ = 342518607960. Its totient is φ = 319684034040.

The previous prime is 331101320959. The next prime is 331101321011. The reversal of 331101320999 is 999023101133.

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 331101320999 - 2²⁰ = 331100272423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331101320959) 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, 5708643437 + ... + 5708643494.

It is an arithmetic number, because the mean of its divisors is an integer number (85629651990).

Almost surely, 2^331101320999 is an apocalyptic number.

331101320999 is a deficient number, since it is larger than the sum of its proper divisors (11417286961).

331101320999 is a wasteful number, since it uses less digits than its factorization.

331101320999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417286960.

The product of its (nonzero) digits is 39366, while the sum is 41.

The spelling of 331101320999 in words is "three hundred thirty-one billion, one hundred one million, three hundred twenty thousand, nine hundred ninety-nine".