121100214200099 has 2 divisors, whose sum is σ = 121100214200100. Its totient is φ = 121100214200098.

The previous prime is 121100214200051. The next prime is 121100214200143. The reversal of 121100214200099 is 990002412001121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121100214200099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121100214200029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550107100049 + 60550107100050.

It is an arithmetic number, because the mean of its divisors is an integer number (60550107100050).

Almost surely, 2^{121100214200099} is an apocalyptic number.

121100214200099 is a deficient number, since it is larger than the sum of its proper divisors (1).

121100214200099 is an equidigital number, since it uses as much as digits as its factorization.

121100214200099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 121100214200099 in words is "one hundred twenty-one trillion, one hundred billion, two hundred fourteen million, two hundred thousand, ninety-nine".