2242222512 has 40 divisors (see below), whose sum is σ = 5852135856. Its totient is φ = 739700736.

The previous prime is 2242222481. The next prime is 2242222513. The reversal of 2242222512 is 2152222422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2242222513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236133 + ... + 245444.

Almost surely, 2^2242222512 is an apocalyptic number.

It is an amenable number.

2242222512 is an abundant number, since it is smaller than the sum of its proper divisors (3609913344).

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

2242222512 is a wasteful number, since it uses less digits than its factorization.

2242222512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481685 (or 481679 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 2242222512 is about 47352.1120120317. The cubic root of 2242222512 is about 1308.8591181851.

Adding to 2242222512 its reverse (2152222422), we get a palindrome (4394444934).

The spelling of 2242222512 in words is "two billion, two hundred forty-two million, two hundred twenty-two thousand, five hundred twelve".