23221101132 has 72 divisors (see below), whose sum is σ = 59442819072. Its totient is φ = 7642706400.

The previous prime is 23221101119. The next prime is 23221101143. The reversal of 23221101132 is 23110112232.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 952657 + ... + 976727.

Almost surely, 2^23221101132 is an apocalyptic number.

It is an amenable number.

23221101132 is an abundant number, since it is smaller than the sum of its proper divisors (36221717940).

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

23221101132 is a wasteful number, since it uses less digits than its factorization.

23221101132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24419 (or 24414 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 23221101132 its reverse (23110112232), we get a palindrome (46331213364).

The spelling of 23221101132 in words is "twenty-three billion, two hundred twenty-one million, one hundred one thousand, one hundred thirty-two".