23101332321 has 16 divisors (see below), whose sum is σ = 31650247424. Its totient is φ = 14977073664.

The previous prime is 23101332269. The next prime is 23101332329. The reversal of 23101332321 is 12323310132.

It is not a de Polignac number, because 23101332321 - 2¹⁹ = 23100808033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23101332329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172296 + ... + 275478.

It is an arithmetic number, because the mean of its divisors is an integer number (1978140464).

Almost surely, 2^23101332321 is an apocalyptic number.

It is an amenable number.

23101332321 is a deficient number, since it is larger than the sum of its proper divisors (8548915103).

23101332321 is a wasteful number, since it uses less digits than its factorization.

23101332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105240.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23101332321 its reverse (12323310132), we get a palindrome (35424642453).

The spelling of 23101332321 in words is "twenty-three billion, one hundred one million, three hundred thirty-two thousand, three hundred twenty-one".