11101200111999 has 48 divisors (see below), whose sum is σ = 16278879951360. Its totient is φ = 7289196050880.

The previous prime is 11101200111997. The next prime is 11101200112007. The reversal of 11101200111999 is 99911100210111.

It is not a de Polignac number, because 11101200111999 - 2¹ = 11101200111997 is a prime.

It is a super-2 number, since 2×11101200111999² (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 (11101200111997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116455134 + ... + 116550420.

It is an arithmetic number, because the mean of its divisors is an integer number (339143332320).

Almost surely, 2^{11101200111999} is an apocalyptic number.

11101200111999 is a deficient number, since it is larger than the sum of its proper divisors (5177679839361).

11101200111999 is a wasteful number, since it uses less digits than its factorization.

11101200111999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96100 (or 96097 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 36.

The spelling of 11101200111999 in words is "eleven trillion, one hundred one billion, two hundred million, one hundred eleven thousand, nine hundred ninety-nine".