23022220332 has 12 divisors (see below), whose sum is σ = 53718514136. Its totient is φ = 7674073440.

The previous prime is 23022220321. The next prime is 23022220357. The reversal of 23022220332 is 23302222032.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 23022220299 and 23022220308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 959259169 + ... + 959259192.

Almost surely, 2^23022220332 is an apocalyptic number.

It is an amenable number.

23022220332 is an abundant number, since it is smaller than the sum of its proper divisors (30696293804).

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

23022220332 is a wasteful number, since it uses less digits than its factorization.

23022220332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918518368 (or 1918518366 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 23022220332 its reverse (23302222032), we get a palindrome (46324442364).

The spelling of 23022220332 in words is "twenty-three billion, twenty-two million, two hundred twenty thousand, three hundred thirty-two".