112222020 has 48 divisors (see below), whose sum is σ = 314697600. Its totient is φ = 29880576.

The previous prime is 112222013. The next prime is 112222031. The reversal of 112222020 is 20222211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 112221987 and 112222005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62049 + ... + 63831.

It is an arithmetic number, because the mean of its divisors is an integer number (6556200).

Almost surely, 2^112222020 is an apocalyptic number.

112222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222020 is an abundant number, since it is smaller than the sum of its proper divisors (202475580).

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

112222020 is a wasteful number, since it uses less digits than its factorization.

112222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2844 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 112222020 is about 10593.4895100717. The cubic root of 112222020 is about 482.3467543794.

Adding to 112222020 its reverse (20222211), we get a palindrome (132444231).

The spelling of 112222020 in words is "one hundred twelve million, two hundred twenty-two thousand, twenty".