320311122103111 has 16 divisors (see below), whose sum is σ = 328682011004928. Its totient is φ = 312005816532000.

The previous prime is 320311122103103. The next prime is 320311122103121. The reversal of 320311122103111 is 111301221113023.

It is a cyclic number.

It is not a de Polignac number, because 320311122103111 - 2³ = 320311122103103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320311122103121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34661416 + ... + 42918946.

It is an arithmetic number, because the mean of its divisors is an integer number (20542625687808).

Almost surely, 2^{320311122103111} is an apocalyptic number.

320311122103111 is a deficient number, since it is larger than the sum of its proper divisors (8370888901817).

320311122103111 is a wasteful number, since it uses less digits than its factorization.

320311122103111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8261502.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 320311122103111 its reverse (111301221113023), we get a palindrome (431612343216134).

The spelling of 320311122103111 in words is "three hundred twenty trillion, three hundred eleven billion, one hundred twenty-two million, one hundred three thousand, one hundred eleven".