23021110032 has 20 divisors (see below), whose sum is σ = 59471201040. Its totient is φ = 7673703328.

The previous prime is 23021110009. The next prime is 23021110033. The reversal of 23021110032 is 23001112032.

It is a junction number, because it is equal to n+sod(n) for n = 23021109993 and 23021110020.

It is not an unprimeable number, because it can be changed into a prime (23021110033) by changing a digit.

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, 239803182 + ... + 239803277.

It is an arithmetic number, because the mean of its divisors is an integer number (2973560052).

Almost surely, 2^23021110032 is an apocalyptic number.

It is an amenable number.

23021110032 is an abundant number, since it is smaller than the sum of its proper divisors (36450091008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23021110032 is a wasteful number, since it uses less digits than its factorization.

23021110032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479606470 (or 479606464 counting only the distinct ones).

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

Adding to 23021110032 its reverse (23001112032), we get a palindrome (46022222064).

The spelling of 23021110032 in words is "twenty-three billion, twenty-one million, one hundred ten thousand, thirty-two".