111221100001199 has 8 divisors (see below), whose sum is σ = 111989414801520. Its totient is φ = 110454418177600.

The previous prime is 111221100001163. The next prime is 111221100001229. The reversal of 111221100001199 is 991100001122111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111221100001199 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111221100001139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408107492 + ... + 408379929.

It is an arithmetic number, because the mean of its divisors is an integer number (13998676850190).

Almost surely, 2^{111221100001199} is an apocalyptic number.

111221100001199 is a deficient number, since it is larger than the sum of its proper divisors (768314800321).

111221100001199 is an equidigital number, since it uses as much as digits as its factorization.

111221100001199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816488361.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 111221100001199 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred million, one thousand, one hundred ninety-nine".