121101101199 has 24 divisors (see below), whose sum is σ = 188425757520. Its totient is φ = 74505451392.

The previous prime is 121101101071. The next prime is 121101101227. The reversal of 121101101199 is 991101101121.

It is not a de Polignac number, because 121101101199 - 2⁷ = 121101101071 is a prime.

It is a super-2 number, since 2×121101101199² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121101101899) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359227 + ... + 609299.

It is an arithmetic number, because the mean of its divisors is an integer number (7851073230).

Almost surely, 2^121101101199 is an apocalyptic number.

121101101199 is a deficient number, since it is larger than the sum of its proper divisors (67324656321).

121101101199 is a wasteful number, since it uses less digits than its factorization.

121101101199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254231 (or 254228 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 27.

The spelling of 121101101199 in words is "one hundred twenty-one billion, one hundred one million, one hundred one thousand, one hundred ninety-nine".