11002121199 has 12 divisors (see below), whose sum is σ = 16321465576. Its totient is φ = 7136510832.

The previous prime is 11002121167. The next prime is 11002121213. The reversal of 11002121199 is 99112120011.

It is not a de Polignac number, because 11002121199 - 2⁵ = 11002121167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002129199) 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, 16519369 + ... + 16520034.

Almost surely, 2^11002121199 is an apocalyptic number.

11002121199 is a deficient number, since it is larger than the sum of its proper divisors (5319344377).

11002121199 is a wasteful number, since it uses less digits than its factorization.

11002121199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33039446 (or 33039443 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 11002121199 in words is "eleven billion, two million, one hundred twenty-one thousand, one hundred ninety-nine".