12211100121099 has 12 divisors (see below), whose sum is σ = 17896157753768. Its totient is φ = 7400666739840.

The previous prime is 12211100121067. The next prime is 12211100121109. The reversal of 12211100121099 is 99012100111221.

It is not a de Polignac number, because 12211100121099 - 2⁵ = 12211100121067 is a prime.

It is a super-2 number, since 2×12211100121099² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12211100121019) 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, 16819696774 + ... + 16819697499.

Almost surely, 2^{12211100121099} is an apocalyptic number.

12211100121099 is a deficient number, since it is larger than the sum of its proper divisors (5685057632669).

12211100121099 is a wasteful number, since it uses less digits than its factorization.

12211100121099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33639394298 (or 33639394287 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 12211100121099 in words is "twelve trillion, two hundred eleven billion, one hundred million, one hundred twenty-one thousand, ninety-nine".