111211012110199 has 2 divisors, whose sum is σ = 111211012110200. Its totient is φ = 111211012110198.

The previous prime is 111211012110181. The next prime is 111211012110217. The reversal of 111211012110199 is 991011210112111.

It is a balanced prime because it is at equal distance from previous prime (111211012110181) and next prime (111211012110217).

It is a cyclic number.

It is not a de Polignac number, because 111211012110199 - 2¹¹ = 111211012108151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111211012110199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111211012110169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605506055099 + 55605506055100.

It is an arithmetic number, because the mean of its divisors is an integer number (55605506055100).

Almost surely, 2^{111211012110199} is an apocalyptic number.

111211012110199 is a deficient number, since it is larger than the sum of its proper divisors (1).

111211012110199 is an equidigital number, since it uses as much as digits as its factorization.

111211012110199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 31.

The spelling of 111211012110199 in words is "one hundred eleven trillion, two hundred eleven billion, twelve million, one hundred ten thousand, one hundred ninety-nine".