2242118138 has 16 divisors (see below), whose sum is σ = 3644110176. Its totient is φ = 1028473200.

The previous prime is 2242118129. The next prime is 2242118143. The reversal of 2242118138 is 8318112422.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260288 + ... + 268763.

It is an arithmetic number, because the mean of its divisors is an integer number (227756886).

Almost surely, 2^2242118138 is an apocalyptic number.

2242118138 is a deficient number, since it is larger than the sum of its proper divisors (1401992038).

2242118138 is a wasteful number, since it uses less digits than its factorization.

2242118138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529229.

The product of its digits is 6144, while the sum is 32.

The square root of 2242118138 is about 47351.0098941934. The cubic root of 2242118138 is about 1308.8388090230.

The spelling of 2242118138 in words is "two billion, two hundred forty-two million, one hundred eighteen thousand, one hundred thirty-eight".