111122332321 has 32 divisors (see below), whose sum is σ = 152373731328. Its totient is φ = 78227519040.

The previous prime is 111122332303. The next prime is 111122332331. The reversal of 111122332321 is 123233221111.

It is not a de Polignac number, because 111122332321 - 2⁵ = 111122332289 is a prime.

It is a super-2 number, since 2×111122332321² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111122332292 and 111122332301.

It is not an unprimeable number, because it can be changed into a prime (111122332301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1133925 + ... + 1228018.

It is an arithmetic number, because the mean of its divisors is an integer number (4761679104).

Almost surely, 2^111122332321 is an apocalyptic number.

111122332321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111122332321 is a deficient number, since it is larger than the sum of its proper divisors (41251399007).

111122332321 is a wasteful number, since it uses less digits than its factorization.

111122332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362021.

The product of its digits is 432, while the sum is 22.

Adding to 111122332321 its reverse (123233221111), we get a palindrome (234355553432).

The spelling of 111122332321 in words is "one hundred eleven billion, one hundred twenty-two million, three hundred thirty-two thousand, three hundred twenty-one".