1112223120 has 40 divisors (see below), whose sum is σ = 3447892416. Its totient is φ = 296592768.

The previous prime is 1112223103. The next prime is 1112223137. The reversal of 1112223120 is 213222111.

It is an interprime number because it is at equal distance from previous prime (1112223103) and next prime (1112223137).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1112223120.

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, 2316892 + ... + 2317371.

Almost surely, 2^1112223120 is an apocalyptic number.

1112223120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112223120 is an abundant number, since it is smaller than the sum of its proper divisors (2335669296).

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

1112223120 is a wasteful number, since it uses less digits than its factorization.

1112223120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634279 (or 4634273 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1112223120 is about 33350.0092953510. The cubic root of 1112223120 is about 1036.0895804632.

Adding to 1112223120 its reverse (213222111), we get a palindrome (1325445231).

The spelling of 1112223120 in words is "one billion, one hundred twelve million, two hundred twenty-three thousand, one hundred twenty".