2222212194 has 24 divisors (see below), whose sum is σ = 4820689692. Its totient is φ = 739830240.

The previous prime is 2222212189. The next prime is 2222212211. The reversal of 2222212194 is 4912122222.

2222212194 is a `hidden beast` number, since 222 + 221 + 219 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1886772969 + 335439225 = 43437^2 + 18315^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60409 + ... + 89964.

Almost surely, 2^2222212194 is an apocalyptic number.

2222212194 is an abundant number, since it is smaller than the sum of its proper divisors (2598477498).

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

2222212194 is a wasteful number, since it uses less digits than its factorization.

2222212194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151202 (or 151199 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 2222212194 is about 47140.3457136241. The cubic root of 2222212194 is about 1304.9539174285.

The spelling of 2222212194 in words is "two billion, two hundred twenty-two million, two hundred twelve thousand, one hundred ninety-four".