122206999 has 8 divisors (see below), whose sum is σ = 129539520. Its totient is φ = 114890496.

The previous prime is 122206949. The next prime is 122207047. The reversal of 122206999 is 999602221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122206999 - 2⁷ = 122206871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122206919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14082 + ... + 21040.

It is an arithmetic number, because the mean of its divisors is an integer number (16192440).

Almost surely, 2^122206999 is an apocalyptic number.

122206999 is a deficient number, since it is larger than the sum of its proper divisors (7332521).

122206999 is a wasteful number, since it uses less digits than its factorization.

122206999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8009.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 122206999 is about 11054.7274502812. The cubic root of 122206999 is about 496.2479127796.

The spelling of 122206999 in words is "one hundred twenty-two million, two hundred six thousand, nine hundred ninety-nine".