120122099 has 2 divisors, whose sum is σ = 120122100. Its totient is φ = 120122098.

The previous prime is 120122081. The next prime is 120122111. The reversal of 120122099 is 990221021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (990221021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120122099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120122059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061049 + 60061050.

It is an arithmetic number, because the mean of its divisors is an integer number (60061050).

Almost surely, 2^120122099 is an apocalyptic number.

120122099 is a deficient number, since it is larger than the sum of its proper divisors (1).

120122099 is an equidigital number, since it uses as much as digits as its factorization.

120122099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 120122099 is about 10960.0227645749. The cubic root of 120122099 is about 493.4096481750.

The spelling of 120122099 in words is "one hundred twenty million, one hundred twenty-two thousand, ninety-nine".