210202011121099 has 2 divisors, whose sum is σ = 210202011121100. Its totient is φ = 210202011121098.

The previous prime is 210202011121079. The next prime is 210202011121187. The reversal of 210202011121099 is 990121110202012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210202011121099 - 2⁴⁵ = 175017639032267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210202011121099.

It is not a weakly prime, because it can be changed into another prime (210202011121079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105101005560549 + 105101005560550.

It is an arithmetic number, because the mean of its divisors is an integer number (105101005560550).

Almost surely, 2^{210202011121099} is an apocalyptic number.

210202011121099 is a deficient number, since it is larger than the sum of its proper divisors (1).

210202011121099 is an equidigital number, since it uses as much as digits as its factorization.

210202011121099 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 31.

The spelling of 210202011121099 in words is "two hundred ten trillion, two hundred two billion, eleven million, one hundred twenty-one thousand, ninety-nine".