120000111021191 has 2 divisors, whose sum is σ = 120000111021192. Its totient is φ = 120000111021190.

The previous prime is 120000111021127. The next prime is 120000111021227. The reversal of 120000111021191 is 191120111000021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120000111021191 - 2⁶ = 120000111021127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120000111021101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000055510595 + 60000055510596.

It is an arithmetic number, because the mean of its divisors is an integer number (60000055510596).

Almost surely, 2^{120000111021191} is an apocalyptic number.

120000111021191 is a deficient number, since it is larger than the sum of its proper divisors (1).

120000111021191 is an equidigital number, since it uses as much as digits as its factorization.

120000111021191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 120000111021191 in words is "one hundred twenty trillion, one hundred eleven million, twenty-one thousand, one hundred ninety-one".