120021102222191 has 2 divisors, whose sum is σ = 120021102222192. Its totient is φ = 120021102222190.

The previous prime is 120021102222163. The next prime is 120021102222223. The reversal of 120021102222191 is 191222201120021.

It is a weak prime.

It is an emirp because it is prime and its reverse (191222201120021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120021102222191 - 2¹⁸ = 120021101960047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120021102222191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021102222491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010551111095 + 60010551111096.

It is an arithmetic number, because the mean of its divisors is an integer number (60010551111096).

Almost surely, 2^{120021102222191} is an apocalyptic number.

120021102222191 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021102222191 is an equidigital number, since it uses as much as digits as its factorization.

120021102222191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 120021102222191 in words is "one hundred twenty trillion, twenty-one billion, one hundred two million, two hundred twenty-two thousand, one hundred ninety-one".