2211121112099 has 2 divisors, whose sum is σ = 2211121112100. Its totient is φ = 2211121112098.

The previous prime is 2211121112093. The next prime is 2211121112149. The reversal of 2211121112099 is 9902111211122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211121112099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2211121112093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105560556049 + 1105560556050.

It is an arithmetic number, because the mean of its divisors is an integer number (1105560556050).

Almost surely, 2^{2211121112099} is an apocalyptic number.

2211121112099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211121112099 is an equidigital number, since it uses as much as digits as its factorization.

2211121112099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 2211121112099 in words is "two trillion, two hundred eleven billion, one hundred twenty-one million, one hundred twelve thousand, ninety-nine".