1133220442 has 24 divisors (see below), whose sum is σ = 1884233376. Its totient is φ = 510088128.

The previous prime is 1133220437. The next prime is 1133220457. The reversal of 1133220442 is 2440223311.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29328 + ... + 55915.

It is an arithmetic number, because the mean of its divisors is an integer number (78509724).

Almost surely, 2^1133220442 is an apocalyptic number.

1133220442 is a deficient number, since it is larger than the sum of its proper divisors (751012934).

1133220442 is a wasteful number, since it uses less digits than its factorization.

1133220442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85302 (or 85285 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1133220442 is about 33663.3397333063. The cubic root of 1133220442 is about 1042.5689823944.

Adding to 1133220442 its reverse (2440223311), we get a palindrome (3573443753).

The spelling of 1133220442 in words is "one billion, one hundred thirty-three million, two hundred twenty thousand, four hundred forty-two".