23211389232 has 60 divisors (see below), whose sum is σ = 65245909560. Its totient is φ = 7703034624.

The previous prime is 23211389219. The next prime is 23211389261. The reversal of 23211389232 is 23298311232.

It is a happy number.

23211389232 is a `hidden beast` number, since 2 + 32 + 11 + 389 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322357 + ... + 387732.

It is an arithmetic number, because the mean of its divisors is an integer number (1087431826).

Almost surely, 2^23211389232 is an apocalyptic number.

It is an amenable number.

23211389232 is an abundant number, since it is smaller than the sum of its proper divisors (42034520328).

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

23211389232 is a wasteful number, since it uses less digits than its factorization.

23211389232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710330 (or 710321 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The spelling of 23211389232 in words is "twenty-three billion, two hundred eleven million, three hundred eighty-nine thousand, two hundred thirty-two".