23311346441261 has 2 divisors, whose sum is σ = 23311346441262. Its totient is φ = 23311346441260.

The previous prime is 23311346441219. The next prime is 23311346441287. The reversal of 23311346441261 is 16214464311332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21165575567236 + 2145770874025 = 4600606^2 + 1464845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23311346441261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23311346444261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655673220630 + 11655673220631.

It is an arithmetic number, because the mean of its divisors is an integer number (11655673220631).

Almost surely, 2^{23311346441261} is an apocalyptic number.

It is an amenable number.

23311346441261 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311346441261 is an equidigital number, since it uses as much as digits as its factorization.

23311346441261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 41.

The spelling of 23311346441261 in words is "twenty-three trillion, three hundred eleven billion, three hundred forty-six million, four hundred forty-one thousand, two hundred sixty-one".