1103111121199 has 2 divisors, whose sum is σ = 1103111121200. Its totient is φ = 1103111121198.

The previous prime is 1103111121181. The next prime is 1103111121209. The reversal of 1103111121199 is 9911211113011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103111121199 - 2⁹ = 1103111120687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1103111121199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103111121149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551555560599 + 551555560600.

It is an arithmetic number, because the mean of its divisors is an integer number (551555560600).

Almost surely, 2^{1103111121199} is an apocalyptic number.

1103111121199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103111121199 is an equidigital number, since it uses as much as digits as its factorization.

1103111121199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 31.

The spelling of 1103111121199 in words is "one trillion, one hundred three billion, one hundred eleven million, one hundred twenty-one thousand, one hundred ninety-nine".