23311012022 has 4 divisors (see below), whose sum is σ = 34966518036. Its totient is φ = 11655506010.

The previous prime is 23311011989. The next prime is 23311012033. The reversal of 23311012022 is 22021011332.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 5827753004 + ... + 5827753007.

It is an arithmetic number, because the mean of its divisors is an integer number (8741629509).

Almost surely, 2^23311012022 is an apocalyptic number.

23311012022 is a deficient number, since it is larger than the sum of its proper divisors (11655506014).

23311012022 is a wasteful number, since it uses less digits than its factorization.

23311012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11655506013.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23311012022 its reverse (22021011332), we get a palindrome (45332023354).

The spelling of 23311012022 in words is "twenty-three billion, three hundred eleven million, twelve thousand, twenty-two".