120211121099 has 2 divisors, whose sum is σ = 120211121100. Its totient is φ = 120211121098.

The previous prime is 120211121057. The next prime is 120211121113. The reversal of 120211121099 is 990121112021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120211121099 is a prime.

It is not a weakly prime, because it can be changed into another prime (120211121039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60105560549 + 60105560550.

It is an arithmetic number, because the mean of its divisors is an integer number (60105560550).

Almost surely, 2^120211121099 is an apocalyptic number.

120211121099 is a deficient number, since it is larger than the sum of its proper divisors (1).

120211121099 is an equidigital number, since it uses as much as digits as its factorization.

120211121099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 120211121099 in words is "one hundred twenty billion, two hundred eleven million, one hundred twenty-one thousand, ninety-nine".