1120142244 has 24 divisors (see below), whose sum is σ = 2814716800. Its totient is φ = 344659104.

The previous prime is 1120142239. The next prime is 1120142273. The reversal of 1120142244 is 4422410211.

It is a self number, because there is not a number n which added to its sum of digits gives 1120142244.

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, 3590044 + ... + 3590355.

Almost surely, 2^1120142244 is an apocalyptic number.

It is an amenable number.

1120142244 is an abundant number, since it is smaller than the sum of its proper divisors (1694574556).

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

1120142244 is a wasteful number, since it uses less digits than its factorization.

1120142244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180419 (or 7180417 counting only the distinct ones).

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

The square root of 1120142244 is about 33468.5261701199. The cubic root of 1120142244 is about 1038.5427828622.

Adding to 1120142244 its reverse (4422410211), we get a palindrome (5542552455).

The spelling of 1120142244 in words is "one billion, one hundred twenty million, one hundred forty-two thousand, two hundred forty-four".