20023233112 has 16 divisors (see below), whose sum is σ = 38416668840. Its totient is φ = 9778788096.

The previous prime is 20023233107. The next prime is 20023233149. The reversal of 20023233112 is 21133232002.

It is a self number, because there is not a number n which added to its sum of digits gives 20023233112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29103193 + ... + 29103880.

Almost surely, 2^20023233112 is an apocalyptic number.

It is an amenable number.

20023233112 is a deficient number, since it is larger than the sum of its proper divisors (18393435728).

20023233112 is a wasteful number, since it uses less digits than its factorization.

20023233112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58207122 (or 58207118 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20023233112 its reverse (21133232002), we get a palindrome (41156465114).

The spelling of 20023233112 in words is "twenty billion, twenty-three million, two hundred thirty-three thousand, one hundred twelve".