1111225442 has 24 divisors (see below), whose sum is σ = 1733396688. Its totient is φ = 534240360.

The previous prime is 1111225441. The next prime is 1111225499. The reversal of 1111225442 is 2445221111.

It is not an unprimeable number, because it can be changed into a prime (1111225441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 311513 + ... + 315059.

It is an arithmetic number, because the mean of its divisors is an integer number (72224862).

Almost surely, 2^1111225442 is an apocalyptic number.

1111225442 is a deficient number, since it is larger than the sum of its proper divisors (622171246).

1111225442 is a wasteful number, since it uses less digits than its factorization.

1111225442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774 (or 3743 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1111225442 is about 33335.0482525524. The cubic root of 1111225442 is about 1035.7796926983.

Adding to 1111225442 its reverse (2445221111), we get a palindrome (3556446553).

The spelling of 1111225442 in words is "one billion, one hundred eleven million, two hundred twenty-five thousand, four hundred forty-two".