23323221136 has 40 divisors (see below), whose sum is σ = 46764489024. Its totient is φ = 11259780480.

The previous prime is 23323221121. The next prime is 23323221137. The reversal of 23323221136 is 63112232332.

It is not an unprimeable number, because it can be changed into a prime (23323221137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72820 + ... + 227923.

Almost surely, 2^23323221136 is an apocalyptic number.

It is an amenable number.

23323221136 is an abundant number, since it is smaller than the sum of its proper divisors (23441267888).

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

23323221136 is a wasteful number, since it uses less digits than its factorization.

23323221136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300919 (or 300913 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 23323221136 its reverse (63112232332), we get a palindrome (86435453468).

The spelling of 23323221136 in words is "twenty-three billion, three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-six".