112220120 has 32 divisors (see below), whose sum is σ = 253065600. Its totient is φ = 44786688.

The previous prime is 112220117. The next prime is 112220123. The reversal of 112220120 is 21022211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112220117) and next prime (112220123).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112220123) 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, 16232 + ... + 22088.

It is an arithmetic number, because the mean of its divisors is an integer number (7908300).

Almost surely, 2^112220120 is an apocalyptic number.

112220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112220120 is an abundant number, since it is smaller than the sum of its proper divisors (140845480).

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

112220120 is a wasteful number, since it uses less digits than its factorization.

112220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6347 (or 6343 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 112220120 is about 10593.3998319708. The cubic root of 112220120 is about 482.3440322041.

Adding to 112220120 its reverse (21022211), we get a palindrome (133242331).

The spelling of 112220120 in words is "one hundred twelve million, two hundred twenty thousand, one hundred twenty".