12211122122199 has 96 divisors (see below), whose sum is σ = 24322235718144. Its totient is φ = 5697226679040.

The previous prime is 12211122122167. The next prime is 12211122122231. The reversal of 12211122122199 is 99122122111221.

It is a happy number.

12211122122199 is a `hidden beast` number, since 1 + 2 + 211 + 1 + 221 + 2 + 219 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (12211122122167) and next prime (12211122122231).

It is not a de Polignac number, because 12211122122199 - 2⁵ = 12211122122167 is a prime.

It is a super-2 number, since 2×12211122122199² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211122122599) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17983369 + ... + 18650034.

It is an arithmetic number, because the mean of its divisors is an integer number (253356622064).

Almost surely, 2^{12211122122199} is an apocalyptic number.

12211122122199 is a deficient number, since it is larger than the sum of its proper divisors (12111113595945).

12211122122199 is a wasteful number, since it uses less digits than its factorization.

12211122122199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36633477 (or 36633474 counting only the distinct ones).

The product of its digits is 5184, while the sum is 36.

It can be divided in two parts, 12211122 and 122199, that added together give a palindrome (12333321).

The spelling of 12211122122199 in words is "twelve trillion, two hundred eleven billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred ninety-nine".