11222122194 has 24 divisors (see below), whose sum is σ = 24329885580. Its totient is φ = 3738355488.

The previous prime is 11222122193. The next prime is 11222122201. The reversal of 11222122194 is 49122122211.

It can be written as a sum of positive squares in 2 ways, for example, as 8490701025 + 2731421169 = 92145^2 + 52263^2 .

It is not an unprimeable number, because it can be changed into a prime (11222122193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166449 + ... + 223940.

Almost surely, 2^11222122194 is an apocalyptic number.

11222122194 is an abundant number, since it is smaller than the sum of its proper divisors (13107763386).

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

11222122194 is a wasteful number, since it uses less digits than its factorization.

11222122194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391994 (or 391991 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The spelling of 11222122194 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred ninety-four".