2194122213922 has 16 divisors (see below), whose sum is σ = 3295056417912. Its totient is φ = 1095770332800.

The previous prime is 2194122213919. The next prime is 2194122213953. The reversal of 2194122213922 is 2293122214912.

It can be written as a sum of positive squares in 4 ways, for example, as 1956728166561 + 237394047361 = 1398831^2 + 487231^2 .

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, 18495348 + ... + 18613600.

Almost surely, 2^{2194122213922} is an apocalyptic number.

2194122213922 is a deficient number, since it is larger than the sum of its proper divisors (1100934203990).

2194122213922 is a wasteful number, since it uses less digits than its factorization.

2194122213922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129093.

The product of its digits is 62208, while the sum is 40.

The spelling of 2194122213922 in words is "two trillion, one hundred ninety-four billion, one hundred twenty-two million, two hundred thirteen thousand, nine hundred twenty-two".