320111112101 has 12 divisors (see below), whose sum is σ = 351871486176. Its totient is φ = 290998674120.

The previous prime is 320111112067. The next prime is 320111112107. The reversal of 320111112101 is 101211111023.

It is not a de Polignac number, because 320111112101 - 2³⁴ = 302931242917 is a prime.

It is a super-2 number, since 2×320111112101² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320111112107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5377040 + ... + 5436246.

It is an arithmetic number, because the mean of its divisors is an integer number (29322623848).

Almost surely, 2^320111112101 is an apocalyptic number.

It is an amenable number.

320111112101 is a deficient number, since it is larger than the sum of its proper divisors (31760374075).

320111112101 is a wasteful number, since it uses less digits than its factorization.

320111112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103912 (or 103901 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 320111112101 its reverse (101211111023), we get a palindrome (421322223124).

The spelling of 320111112101 in words is "three hundred twenty billion, one hundred eleven million, one hundred twelve thousand, one hundred one".