23121110332 has 12 divisors (see below), whose sum is σ = 40582010560. Its totient is φ = 11526250176.

The previous prime is 23121110323. The next prime is 23121110359. The reversal of 23121110332 is 23301112132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8574732 + ... + 8577427.

Almost surely, 2^23121110332 is an apocalyptic number.

It is an amenable number.

23121110332 is a deficient number, since it is larger than the sum of its proper divisors (17460900228).

23121110332 is a wasteful number, since it uses less digits than its factorization.

23121110332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17152500 (or 17152498 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23121110332 its reverse (23301112132), we get a palindrome (46422222464).

The spelling of 23121110332 in words is "twenty-three billion, one hundred twenty-one million, one hundred ten thousand, three hundred thirty-two".