113002320311261 has 2 divisors, whose sum is σ = 113002320311262. Its totient is φ = 113002320311260.

The previous prime is 113002320311213. The next prime is 113002320311269. The reversal of 113002320311261 is 162113023200311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80456504760025 + 32545815551236 = 8969755^2 + 5704894^2 .

It is a cyclic number.

It is not a de Polignac number, because 113002320311261 - 2⁶ = 113002320311197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113002320311261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113002320311269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56501160155630 + 56501160155631.

It is an arithmetic number, because the mean of its divisors is an integer number (56501160155631).

Almost surely, 2^{113002320311261} is an apocalyptic number.

It is an amenable number.

113002320311261 is a deficient number, since it is larger than the sum of its proper divisors (1).

113002320311261 is an equidigital number, since it uses as much as digits as its factorization.

113002320311261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 113002320311261 its reverse (162113023200311), we get a palindrome (275115343511572).

The spelling of 113002320311261 in words is "one hundred thirteen trillion, two billion, three hundred twenty million, three hundred eleven thousand, two hundred sixty-one".