113311322320321 has 2 divisors, whose sum is σ = 113311322320322. Its totient is φ = 113311322320320.

The previous prime is 113311322320319. The next prime is 113311322320463. The reversal of 113311322320321 is 123023223113311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105738258633921 + 7573063686400 = 10282911^2 + 2751920^2 .

It is a cyclic number.

It is not a de Polignac number, because 113311322320321 - 2¹ = 113311322320319 is a prime.

Together with 113311322320319, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 113311322320321.

It is not a weakly prime, because it can be changed into another prime (113311322320921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56655661160160 + 56655661160161.

It is an arithmetic number, because the mean of its divisors is an integer number (56655661160161).

Almost surely, 2^{113311322320321} is an apocalyptic number.

It is an amenable number.

113311322320321 is a deficient number, since it is larger than the sum of its proper divisors (1).

113311322320321 is an equidigital number, since it uses as much as digits as its factorization.

113311322320321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 113311322320321 its reverse (123023223113311), we get a palindrome (236334545433632).

The spelling of 113311322320321 in words is "one hundred thirteen trillion, three hundred eleven billion, three hundred twenty-two million, three hundred twenty thousand, three hundred twenty-one".