113222020 has 24 divisors (see below), whose sum is σ = 238299264. Its totient is φ = 45187296.

The previous prime is 113222017. The next prime is 113222059. The reversal of 113222020 is 20222311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3147 + ... + 15373.

It is an arithmetic number, because the mean of its divisors is an integer number (9929136).

Almost surely, 2^113222020 is an apocalyptic number.

113222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113222020 is an abundant number, since it is smaller than the sum of its proper divisors (125077244).

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

113222020 is a wasteful number, since it uses less digits than its factorization.

113222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12699 (or 12697 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 113222020 is about 10640.5836306097. The cubic root of 113222020 is about 483.7752354370.

Adding to 113222020 its reverse (20222311), we get a palindrome (133444331).

The spelling of 113222020 in words is "one hundred thirteen million, two hundred twenty-two thousand, twenty".