11001111021199 has 16 divisors (see below), whose sum is σ = 12594369322080. Its totient is φ = 9525153225600.

The previous prime is 11001111021193. The next prime is 11001111021217. The reversal of 11001111021199 is 99112011110011.

It is a cyclic number.

It is not a de Polignac number, because 11001111021199 - 2⁵ = 11001111021167 is a prime.

It is a super-2 number, since 2×11001111021199² (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 (11001111021193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220464712 + ... + 220514605.

It is an arithmetic number, because the mean of its divisors is an integer number (787148082630).

Almost surely, 2^{11001111021199} is an apocalyptic number.

11001111021199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11001111021199 is a deficient number, since it is larger than the sum of its proper divisors (1593258300881).

11001111021199 is a wasteful number, since it uses less digits than its factorization.

11001111021199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440979450.

The product of its (nonzero) digits is 162, while the sum is 28.

The spelling of 11001111021199 in words is "eleven trillion, one billion, one hundred eleven million, twenty-one thousand, one hundred ninety-nine".