23101122022621 has 4 divisors (see below), whose sum is σ = 23101131636000. Its totient is φ = 23101112409244.

The previous prime is 23101122022619. The next prime is 23101122022661. The reversal of 23101122022621 is 12622022110132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23101122022621 - 2¹ = 23101122022619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23101122022661) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2319330 + ... + 7182028.

It is an arithmetic number, because the mean of its divisors is an integer number (5775282909000).

Almost surely, 2^{23101122022621} is an apocalyptic number.

It is an amenable number.

23101122022621 is a deficient number, since it is larger than the sum of its proper divisors (9613379).

23101122022621 is an equidigital number, since it uses as much as digits as its factorization.

23101122022621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613378.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 23101122022621 its reverse (12622022110132), we get a palindrome (35723144132753).

The spelling of 23101122022621 in words is "twenty-three trillion, one hundred one billion, one hundred twenty-two million, twenty-two thousand, six hundred twenty-one".