122099 has 2 divisors, whose sum is σ = 122100. Its totient is φ = 122098.

The previous prime is 122081. The next prime is 122117. The reversal of 122099 is 990221.

It is a balanced prime because it is at equal distance from previous prime (122081) and next prime (122117).

It is a cyclic number.

It is not a de Polignac number, because 122099 - 2⁸ = 121843 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61049 + 61050.

It is an arithmetic number, because the mean of its divisors is an integer number (61050).

2¹²²⁰⁹⁹ is an apocalyptic number.

122099 is a deficient number, since it is larger than the sum of its proper divisors (1).

122099 is an equidigital number, since it uses as much as digits as its factorization.

122099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 122099 is about 349.4266732807. The cubic root of 122099 is about 49.6101685274.

The spelling of 122099 in words is "one hundred twenty-two thousand, ninety-nine".