12211112221194 has 16 divisors (see below), whose sum is σ = 24422260282560. Its totient is φ = 4070364767040.

The previous prime is 12211112221193. The next prime is 12211112221207. The reversal of 12211112221194 is 49112221111221.

It is a super-2 number, since 2×12211112221194² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12211112221193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5343939 + ... + 7278729.

It is an arithmetic number, because the mean of its divisors is an integer number (1526391267660).

Almost surely, 2^{12211112221194} is an apocalyptic number.

12211112221194 is an abundant number, since it is smaller than the sum of its proper divisors (12211148061366).

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

12211112221194 is a wasteful number, since it uses less digits than its factorization.

12211112221194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986685.

The product of its digits is 1152, while the sum is 30.

The spelling of 12211112221194 in words is "twelve trillion, two hundred eleven billion, one hundred twelve million, two hundred twenty-one thousand, one hundred ninety-four".