11112121021199 has 12 divisors (see below), whose sum is σ = 12221684715240. Its totient is φ = 10095696111600.

The previous prime is 11112121021103. The next prime is 11112121021247. The reversal of 11112121021199 is 99112012121111.

11112121021199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11112121021199 - 2⁸ = 11112121020943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112121041199) 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, 28130729 + ... + 28523010.

It is an arithmetic number, because the mean of its divisors is an integer number (1018473726270).

Almost surely, 2^{11112121021199} is an apocalyptic number.

11112121021199 is a deficient number, since it is larger than the sum of its proper divisors (1109563694041).

11112121021199 is a wasteful number, since it uses less digits than its factorization.

11112121021199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56655382 (or 56655371 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 32.

The spelling of 11112121021199 in words is "eleven trillion, one hundred twelve billion, one hundred twenty-one million, twenty-one thousand, one hundred ninety-nine".