23010021313309 has 2 divisors, whose sum is σ = 23010021313310. Its totient is φ = 23010021313308.

The previous prime is 23010021313297. The next prime is 23010021313351. The reversal of 23010021313309 is 90331312001032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13321879507225 + 9688141806084 = 3649915^2 + 3112578^2 .

It is a cyclic number.

It is not a de Polignac number, because 23010021313309 - 2¹¹ = 23010021311261 is a prime.

It is a super-2 number, since 2×23010021313309² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23010021313379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505010656654 + 11505010656655.

It is an arithmetic number, because the mean of its divisors is an integer number (11505010656655).

Almost surely, 2^{23010021313309} is an apocalyptic number.

It is an amenable number.

23010021313309 is a deficient number, since it is larger than the sum of its proper divisors (1).

23010021313309 is an equidigital number, since it uses as much as digits as its factorization.

23010021313309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

The spelling of 23010021313309 in words is "twenty-three trillion, ten billion, twenty-one million, three hundred thirteen thousand, three hundred nine".