23421112521022 has 16 divisors (see below), whose sum is σ = 35201612390400. Its totient is φ = 11687245249752.

The previous prime is 23421112521017. The next prime is 23421112521043. The reversal of 23421112521022 is 22012521112432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12513033 + ... + 14262475.

It is an arithmetic number, because the mean of its divisors is an integer number (2200100774400).

Almost surely, 2^{23421112521022} is an apocalyptic number.

23421112521022 is a deficient number, since it is larger than the sum of its proper divisors (11780499869378).

23421112521022 is a wasteful number, since it uses less digits than its factorization.

23421112521022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762767.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 23421112521022 its reverse (22012521112432), we get a palindrome (45433633633454).

The spelling of 23421112521022 in words is "twenty-three trillion, four hundred twenty-one billion, one hundred twelve million, five hundred twenty-one thousand, twenty-two".