113031140220 has 72 divisors (see below), whose sum is σ = 360906458640. Its totient is φ = 28555234560.

The previous prime is 113031140207. The next prime is 113031140231. The reversal of 113031140220 is 22041130311.

113031140220 is a `hidden beast` number, since 1 + 1 + 303 + 1 + 140 + 220 = 666.

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 = 113031140193 and 113031140202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16521601 + ... + 16528440.

Almost surely, 2^113031140220 is an apocalyptic number.

113031140220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113031140220 is an abundant number, since it is smaller than the sum of its proper divisors (247875318420).

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

113031140220 is a wasteful number, since it uses less digits than its factorization.

113031140220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33050075 (or 33050070 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 113031140220 its reverse (22041130311), we get a palindrome (135072270531).

Subtracting from 113031140220 its reverse (22041130311), we obtain a palindrome (90990009909).

The spelling of 113031140220 in words is "one hundred thirteen billion, thirty-one million, one hundred forty thousand, two hundred twenty".