122299 has 2 divisors, whose sum is σ = 122300.
Its totient is φ = 122298.
The previous prime is 122279. The next prime is 122321. The reversal of 122299 is 992221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 122299 - 25 = 122267 is a prime.
122299 is a lucky number.
It is a plaindrome in base 10.
It is not a weakly prime, because it can be changed into another prime (122209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61149 + 61150.
It is an arithmetic number, because the mean of its divisors is an integer number (61150).
2122299 is an apocalyptic number.
122299 is a deficient number, since it is larger than the sum of its proper divisors (1).
122299 is an equidigital number, since it uses as much as digits as its factorization.
122299 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 648, while the sum is 25.
The square root of 122299 is about 349.7127392590.
The cubic root of 122299 is about 49.6372411519.
The spelling of 122299 in words is "one hundred twenty-two thousand, two hundred ninety-nine".