113111023111321 has 2 divisors, whose sum is σ = 113111023111322. Its totient is φ = 113111023111320.

The previous prime is 113111023111313. The next prime is 113111023111327. The reversal of 113111023111321 is 123111320111311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82696470937600 + 30414552173721 = 9093760^2 + 5514939^2 .

It is a cyclic number.

It is not a de Polignac number, because 113111023111321 - 2³ = 113111023111313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113111023111292 and 113111023111301.

It is not a weakly prime, because it can be changed into another prime (113111023111327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56555511555660 + 56555511555661.

It is an arithmetic number, because the mean of its divisors is an integer number (56555511555661).

Almost surely, 2^{113111023111321} is an apocalyptic number.

It is an amenable number.

113111023111321 is a deficient number, since it is larger than the sum of its proper divisors (1).

113111023111321 is an equidigital number, since it uses as much as digits as its factorization.

113111023111321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 22.

Adding to 113111023111321 its reverse (123111320111311), we get a palindrome (236222343222632).

The spelling of 113111023111321 in words is "one hundred thirteen trillion, one hundred eleven billion, twenty-three million, one hundred eleven thousand, three hundred twenty-one".