2111112220099 has 2 divisors, whose sum is σ = 2111112220100. Its totient is φ = 2111112220098.

The previous prime is 2111112220097. The next prime is 2111112220153. The reversal of 2111112220099 is 9900222111112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111112220099 - 2¹ = 2111112220097 is a prime.

Together with 2111112220097, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2111112220099.

It is not a weakly prime, because it can be changed into another prime (2111112220097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055556110049 + 1055556110050.

It is an arithmetic number, because the mean of its divisors is an integer number (1055556110050).

Almost surely, 2^{2111112220099} is an apocalyptic number.

2111112220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111112220099 is an equidigital number, since it uses as much as digits as its factorization.

2111112220099 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 31.

The spelling of 2111112220099 in words is "two trillion, one hundred eleven billion, one hundred twelve million, two hundred twenty thousand, ninety-nine".