113022311321 has 2 divisors, whose sum is σ = 113022311322. Its totient is φ = 113022311320.

The previous prime is 113022311317. The next prime is 113022311327. The reversal of 113022311321 is 123113220311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89721815296 + 23300496025 = 299536^2 + 152645^2 .

It is a cyclic number.

It is not a de Polignac number, because 113022311321 - 2² = 113022311317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113022311293 and 113022311302.

It is not a weakly prime, because it can be changed into another prime (113022311327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56511155660 + 56511155661.

It is an arithmetic number, because the mean of its divisors is an integer number (56511155661).

Almost surely, 2^113022311321 is an apocalyptic number.

It is an amenable number.

113022311321 is a deficient number, since it is larger than the sum of its proper divisors (1).

113022311321 is an equidigital number, since it uses as much as digits as its factorization.

113022311321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113022311321 its reverse (123113220311), we get a palindrome (236135531632).

The spelling of 113022311321 in words is "one hundred thirteen billion, twenty-two million, three hundred eleven thousand, three hundred twenty-one".