331122111100313 has 4 divisors (see below), whose sum is σ = 356593042723428. Its totient is φ = 305651179477200.

The previous prime is 331122111100217. The next prime is 331122111100331. The reversal of 331122111100313 is 313001111221133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24124335192409 + 306997775907904 = 4911653^2 + 17521352^2 .

It is a cyclic number.

It is not a de Polignac number, because 331122111100313 - 2⁸ = 331122111100057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331122111100373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12735465811538 + ... + 12735465811563.

It is an arithmetic number, because the mean of its divisors is an integer number (89148260680857).

Almost surely, 2^{331122111100313} is an apocalyptic number.

It is an amenable number.

331122111100313 is a deficient number, since it is larger than the sum of its proper divisors (25470931623115).

331122111100313 is a wasteful number, since it uses less digits than its factorization.

331122111100313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25470931623114.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 331122111100313 its reverse (313001111221133), we get a palindrome (644123222321446).

The spelling of 331122111100313 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred thousand, three hundred thirteen".