23040030331 has 2 divisors, whose sum is σ = 23040030332. Its totient is φ = 23040030330.

The previous prime is 23040030323. The next prime is 23040030443. The reversal of 23040030331 is 13303004032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23040030331 - 2³ = 23040030323 is a prime.

It is a super-2 number, since 2×23040030331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23040030299 and 23040030308.

It is not a weakly prime, because it can be changed into another prime (23040030311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520015165 + 11520015166.

It is an arithmetic number, because the mean of its divisors is an integer number (11520015166).

Almost surely, 2^23040030331 is an apocalyptic number.

23040030331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040030331 is an equidigital number, since it uses as much as digits as its factorization.

23040030331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23040030331 its reverse (13303004032), we get a palindrome (36343034363).

The spelling of 23040030331 in words is "twenty-three billion, forty million, thirty thousand, three hundred thirty-one".