23003021210 has 32 divisors (see below), whose sum is σ = 44756303760. Its totient is φ = 8461836288.

The previous prime is 23003021203. The next prime is 23003021227. The reversal of 23003021210 is 1212030032.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 230098561 + 22772922649 = 15169^2 + 150907^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293927 + ... + 363866.

Almost surely, 2^23003021210 is an apocalyptic number.

23003021210 is a deficient number, since it is larger than the sum of its proper divisors (21753282550).

23003021210 is a wasteful number, since it uses less digits than its factorization.

23003021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658082.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 23003021210 its reverse (1212030032), we get a palindrome (24215051242).

The spelling of 23003021210 in words is "twenty-three billion, three million, twenty-one thousand, two hundred ten".