1112572220 has 24 divisors (see below), whose sum is σ = 2343149424. Its totient is φ = 443743616.

The previous prime is 1112572217. The next prime is 1112572273. The reversal of 1112572220 is 222752111.

It is a congruent number.

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, 73217 + ... + 87096.

It is an arithmetic number, because the mean of its divisors is an integer number (97631226).

Almost surely, 2^1112572220 is an apocalyptic number.

1112572220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112572220 is an abundant number, since it is smaller than the sum of its proper divisors (1230577204).

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

1112572220 is a wasteful number, since it uses less digits than its factorization.

1112572220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160669 (or 160667 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1112572220 is about 33355.2427663179. The cubic root of 1112572220 is about 1036.1979702967.

The spelling of 1112572220 in words is "one billion, one hundred twelve million, five hundred seventy-two thousand, two hundred twenty".