23311244431002 has 64 divisors (see below), whose sum is σ = 51643637627904. Its totient is φ = 6956090135040.

The previous prime is 23311244430977. The next prime is 23311244431003. The reversal of 23311244431002 is 20013444211332.

It is not an unprimeable number, because it can be changed into a prime (23311244431003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8703703 + ... + 11062410.

It is an arithmetic number, because the mean of its divisors is an integer number (806931837936).

Almost surely, 2^{23311244431002} is an apocalyptic number.

23311244431002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23311244431002 is an abundant number, since it is smaller than the sum of its proper divisors (28332393196902).

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

23311244431002 is a wasteful number, since it uses less digits than its factorization.

23311244431002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19766403.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 23311244431002 its reverse (20013444211332), we get a palindrome (43324688642334).

The spelling of 23311244431002 in words is "twenty-three trillion, three hundred eleven billion, two hundred forty-four million, four hundred thirty-one thousand, two".