23021422332 has 12 divisors (see below), whose sum is σ = 53716652136. Its totient is φ = 7673807440.

The previous prime is 23021422297. The next prime is 23021422343. The reversal of 23021422332 is 23322412032.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 959225919 + ... + 959225942.

It is an arithmetic number, because the mean of its divisors is an integer number (4476387678).

Almost surely, 2^23021422332 is an apocalyptic number.

It is an amenable number.

23021422332 is an abundant number, since it is smaller than the sum of its proper divisors (30695229804).

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

23021422332 is a wasteful number, since it uses less digits than its factorization.

23021422332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918451868 (or 1918451866 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 23021422332 its reverse (23322412032), we get a palindrome (46343834364).

The spelling of 23021422332 in words is "twenty-three billion, twenty-one million, four hundred twenty-two thousand, three hundred thirty-two".