111310112320 has 224 divisors, whose sum is σ = 296438092416. Its totient is φ = 39469056000.

The previous prime is 111310112311. The next prime is 111310112321. The reversal of 111310112320 is 23211013111.

It is a happy number.

It is a super-2 number, since 2×111310112320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 111310112294 and 111310112303.

It is not an unprimeable number, because it can be changed into a prime (111310112321) 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, 23817504 + ... + 23822176.

Almost surely, 2^111310112320 is an apocalyptic number.

111310112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111310112320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148219046208).

111310112320 is an abundant number, since it is smaller than the sum of its proper divisors (185127980096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111310112320 is a wasteful number, since it uses less digits than its factorization.

111310112320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869 (or 4859 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111310112320 its reverse (23211013111), we get a palindrome (134521125431).

The spelling of 111310112320 in words is "one hundred eleven billion, three hundred ten million, one hundred twelve thousand, three hundred twenty".