23124044381 has 2 divisors, whose sum is σ = 23124044382. Its totient is φ = 23124044380.

The previous prime is 23124044371. The next prime is 23124044441. The reversal of 23124044381 is 18344042132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14921844025 + 8202200356 = 122155^2 + 90566^2 .

It is a cyclic number.

It is not a de Polignac number, because 23124044381 - 2¹⁰ = 23124043357 is a prime.

It is a super-2 number, since 2×23124044381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23124044341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11562022190 + 11562022191.

It is an arithmetic number, because the mean of its divisors is an integer number (11562022191).

Almost surely, 2^23124044381 is an apocalyptic number.

It is an amenable number.

23124044381 is a deficient number, since it is larger than the sum of its proper divisors (1).

23124044381 is an equidigital number, since it uses as much as digits as its factorization.

23124044381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 23124044381 in words is "twenty-three billion, one hundred twenty-four million, forty-four thousand, three hundred eighty-one".