23210010321 has 16 divisors (see below), whose sum is σ = 31344879360. Its totient is φ = 15274321920.

The previous prime is 23210010311. The next prime is 23210010323. The reversal of 23210010321 is 12301001232.

It is not a de Polignac number, because 23210010321 - 2⁷ = 23210010193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23210010321.

It is not an unprimeable number, because it can be changed into a prime (23210010323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1902481 + ... + 1914641.

It is an arithmetic number, because the mean of its divisors is an integer number (1959054960).

Almost surely, 2^23210010321 is an apocalyptic number.

It is an amenable number.

23210010321 is a deficient number, since it is larger than the sum of its proper divisors (8134869039).

23210010321 is a wasteful number, since it uses less digits than its factorization.

23210010321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20296.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 23210010321 its reverse (12301001232), we get a palindrome (35511011553).

The spelling of 23210010321 in words is "twenty-three billion, two hundred ten million, ten thousand, three hundred twenty-one".