111220202099 has 2 divisors, whose sum is σ = 111220202100. Its totient is φ = 111220202098.

The previous prime is 111220202033. The next prime is 111220202129. The reversal of 111220202099 is 990202022111.

It is a strong prime.

It is an emirp because it is prime and its reverse (990202022111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111220202099 - 2¹⁶ = 111220136563 is a prime.

It is not a weakly prime, because it can be changed into another prime (111220205099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610101049 + 55610101050.

It is an arithmetic number, because the mean of its divisors is an integer number (55610101050).

Almost surely, 2^111220202099 is an apocalyptic number.

111220202099 is a deficient number, since it is larger than the sum of its proper divisors (1).

111220202099 is an equidigital number, since it uses as much as digits as its factorization.

111220202099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 111220202099 in words is "one hundred eleven billion, two hundred twenty million, two hundred two thousand, ninety-nine".