9901334923023 has 8 divisors (see below), whose sum is σ = 13508798034688. Its totient is φ = 6447380880024.

The previous prime is 9901334923009. The next prime is 9901334923031. The reversal of 9901334923023 is 3203294331099.

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

It is not a de Polignac number, because 9901334923023 - 2¹⁶ = 9901334857487 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 (9901334923093) 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, 38377267015 + ... + 38377267272.

It is an arithmetic number, because the mean of its divisors is an integer number (1688599754336).

Almost surely, 2^{9901334923023} is an apocalyptic number.

9901334923023 is a deficient number, since it is larger than the sum of its proper divisors (3607463111665).

9901334923023 is a wasteful number, since it uses less digits than its factorization.

9901334923023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76754534333.

The product of its (nonzero) digits is 944784, while the sum is 48.

The spelling of 9901334923023 in words is "nine trillion, nine hundred one billion, three hundred thirty-four million, nine hundred twenty-three thousand, twenty-three".