23040221523307 has 2 divisors, whose sum is σ = 23040221523308. Its totient is φ = 23040221523306.

The previous prime is 23040221523257. The next prime is 23040221523313. The reversal of 23040221523307 is 70332512204032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23040221523307 is a prime.

It is not a weakly prime, because it can be changed into another prime (23040221523707) by changing a digit.

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 as a sum of consecutive naturals, namely, 11520110761653 + 11520110761654.

It is an arithmetic number, because the mean of its divisors is an integer number (11520110761654).

Almost surely, 2^{23040221523307} is an apocalyptic number.

23040221523307 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040221523307 is an equidigital number, since it uses as much as digits as its factorization.

23040221523307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 34.

Adding to 23040221523307 its reverse (70332512204032), we get a palindrome (93372733727339).

The spelling of 23040221523307 in words is "twenty-three trillion, forty billion, two hundred twenty-one million, five hundred twenty-three thousand, three hundred seven".