113120320220 has 24 divisors (see below), whose sum is σ = 239146992000. Its totient is φ = 44944448192.

The previous prime is 113120320189. The next prime is 113120320223. The reversal of 113120320220 is 22023021311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120320223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18976940 + ... + 18982899.

It is an arithmetic number, because the mean of its divisors is an integer number (9964458000).

Almost surely, 2^113120320220 is an apocalyptic number.

113120320220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113120320220 is an abundant number, since it is smaller than the sum of its proper divisors (126026671780).

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

113120320220 is a wasteful number, since it uses less digits than its factorization.

113120320220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37959997 (or 37959995 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 113120320220 its reverse (22023021311), we get a palindrome (135143341531).

The spelling of 113120320220 in words is "one hundred thirteen billion, one hundred twenty million, three hundred twenty thousand, two hundred twenty".