111002123323 has 32 divisors (see below), whose sum is σ = 143925465600. Its totient is φ = 83135725056.

The previous prime is 111002123317. The next prime is 111002123363. The reversal of 111002123323 is 323321200111.

It is a cyclic number.

It is not a de Polignac number, because 111002123323 - 2²⁹ = 110465252411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 111002123323.

It is not an unprimeable number, because it can be changed into a prime (111002123363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2151315 + ... + 2202307.

It is an arithmetic number, because the mean of its divisors is an integer number (4497670800).

Almost surely, 2^111002123323 is an apocalyptic number.

111002123323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111002123323 is a deficient number, since it is larger than the sum of its proper divisors (32923342277).

111002123323 is a wasteful number, since it uses less digits than its factorization.

111002123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52291.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111002123323 its reverse (323321200111), we get a palindrome (434323323434).

The spelling of 111002123323 in words is "one hundred eleven billion, two million, one hundred twenty-three thousand, three hundred twenty-three".