113022003220 has 72 divisors (see below), whose sum is σ = 283559359104. Its totient is φ = 37065576768.

The previous prime is 113022003209. The next prime is 113022003239. The reversal of 113022003220 is 22300220311.

It is a junction number, because it is equal to n+sod(n) for n = 113022003194 and 113022003203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 688984 + ... + 837103.

It is an arithmetic number, because the mean of its divisors is an integer number (3938324432).

Almost surely, 2^113022003220 is an apocalyptic number.

113022003220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113022003220 is an abundant number, since it is smaller than the sum of its proper divisors (170537355884).

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

113022003220 is a wasteful number, since it uses less digits than its factorization.

113022003220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526149 (or 1526124 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 113022003220 its reverse (22300220311), we get a palindrome (135322223531).

The spelling of 113022003220 in words is "one hundred thirteen billion, twenty-two million, three thousand, two hundred twenty".