1112420442 has 48 divisors (see below), whose sum is σ = 2591265600. Its totient is φ = 317443392.

The previous prime is 1112420431. The next prime is 1112420453. The reversal of 1112420442 is 2440242111.

It is an interprime number because it is at equal distance from previous prime (1112420431) and next prime (1112420453).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306603 + ... + 310209.

It is an arithmetic number, because the mean of its divisors is an integer number (53984700).

Almost surely, 2^1112420442 is an apocalyptic number.

1112420442 is an abundant number, since it is smaller than the sum of its proper divisors (1478845158).

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

1112420442 is a wasteful number, since it uses less digits than its factorization.

1112420442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4675 (or 4668 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1112420442 is about 33352.9675141508. The cubic root of 1112420442 is about 1036.1508484994.

Adding to 1112420442 its reverse (2440242111), we get a palindrome (3552662553).

The spelling of 1112420442 in words is "one billion, one hundred twelve million, four hundred twenty thousand, four hundred forty-two".