2111122102099 has 2 divisors, whose sum is σ = 2111122102100. Its totient is φ = 2111122102098.

The previous prime is 2111122102087. The next prime is 2111122102121. The reversal of 2111122102099 is 9902012211112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111122102099 - 2¹⁷ = 2111121971027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2111122102099.

It is not a weakly prime, because it can be changed into another prime (2111122102049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055561051049 + 1055561051050.

It is an arithmetic number, because the mean of its divisors is an integer number (1055561051050).

Almost surely, 2^{2111122102099} is an apocalyptic number.

2111122102099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111122102099 is an equidigital number, since it uses as much as digits as its factorization.

2111122102099 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 2111122102099 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, one hundred two thousand, ninety-nine".