2142442222 has 16 divisors (see below), whose sum is σ = 3325581360. Its totient is φ = 1033939648.

The previous prime is 2142442213. The next prime is 2142442259. The reversal of 2142442222 is 2222442412.

It is a congruent number.

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, 309018 + ... + 315874.

It is an arithmetic number, because the mean of its divisors is an integer number (207848835).

Almost surely, 2^2142442222 is an apocalyptic number.

2142442222 is a deficient number, since it is larger than the sum of its proper divisors (1183139138).

2142442222 is a wasteful number, since it uses less digits than its factorization.

2142442222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12275.

The product of its digits is 4096, while the sum is 25.

The square root of 2142442222 is about 46286.5231141852. The cubic root of 2142442222 is about 1289.1487728026.

Adding to 2142442222 its reverse (2222442412), we get a palindrome (4364884634).

The spelling of 2142442222 in words is "two billion, one hundred forty-two million, four hundred forty-two thousand, two hundred twenty-two".