23010032621 has 2 divisors, whose sum is σ = 23010032622. Its totient is φ = 23010032620.

The previous prime is 23010032609. The next prime is 23010032681. The reversal of 23010032621 is 12623001032.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12947936521 + 10062096100 = 113789^2 + 100310^2 .

It is a cyclic number.

It is not a de Polignac number, because 23010032621 - 2¹⁸ = 23009770477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23010032593 and 23010032602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23010032681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505016310 + 11505016311.

It is an arithmetic number, because the mean of its divisors is an integer number (11505016311).

Almost surely, 2^23010032621 is an apocalyptic number.

It is an amenable number.

23010032621 is a deficient number, since it is larger than the sum of its proper divisors (1).

23010032621 is an equidigital number, since it uses as much as digits as its factorization.

23010032621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23010032621 its reverse (12623001032), we get a palindrome (35633033653).

The spelling of 23010032621 in words is "twenty-three billion, ten million, thirty-two thousand, six hundred twenty-one".