2112240442 has 16 divisors (see below), whose sum is σ = 3484680192. Its totient is φ = 954137520.

The previous prime is 2112240437. The next prime is 2112240451. The reversal of 2112240442 is 2440422112.

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, 863034 + ... + 865477.

It is an arithmetic number, because the mean of its divisors is an integer number (217792512).

Almost surely, 2^2112240442 is an apocalyptic number.

2112240442 is a deficient number, since it is larger than the sum of its proper divisors (1372439750).

2112240442 is a wasteful number, since it uses less digits than its factorization.

2112240442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728573.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 2112240442 is about 45959.1170715887. The cubic root of 2112240442 is about 1283.0624186590.

Adding to 2112240442 its reverse (2440422112), we get a palindrome (4552662554).

The spelling of 2112240442 in words is "two billion, one hundred twelve million, two hundred forty thousand, four hundred forty-two".