110131231320 has 96 divisors (see below), whose sum is σ = 390465288720. Its totient is φ = 26698479360.

The previous prime is 110131231279. The next prime is 110131231367. The reversal of 110131231320 is 23132131011.

110131231320 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 312 + 31 + 320 = 666.

It is a super-2 number, since 2×110131231320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 110131231293 and 110131231302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13901499 + ... + 13909418.

Almost surely, 2^110131231320 is an apocalyptic number.

110131231320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110131231320 is an abundant number, since it is smaller than the sum of its proper divisors (280334057400).

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

110131231320 is a wasteful number, since it uses less digits than its factorization.

110131231320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27810945 (or 27810938 counting only the distinct ones).

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

Adding to 110131231320 its reverse (23132131011), we get a palindrome (133263362331).

The spelling of 110131231320 in words is "one hundred ten billion, one hundred thirty-one million, two hundred thirty-one thousand, three hundred twenty".