111002131323 has 40 divisors (see below), whose sum is σ = 166482670640. Its totient is φ = 73705282560.

The previous prime is 111002131319. The next prime is 111002131333. The reversal of 111002131323 is 323131200111.

It is not a de Polignac number, because 111002131323 - 2² = 111002131319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111002131296 and 111002131305.

It is not an unprimeable number, because it can be changed into a prime (111002131333) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40643868 + ... + 40646598.

It is an arithmetic number, because the mean of its divisors is an integer number (4162066766).

Almost surely, 2^111002131323 is an apocalyptic number.

111002131323 is a deficient number, since it is larger than the sum of its proper divisors (55480539317).

111002131323 is a wasteful number, since it uses less digits than its factorization.

111002131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4569 (or 4560 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111002131323 its reverse (323131200111), we get a palindrome (434133331434).

The spelling of 111002131323 in words is "one hundred eleven billion, two million, one hundred thirty-one thousand, three hundred twenty-three".