122200085 has 32 divisors (see below), whose sum is σ = 173352960. Its totient is φ = 80946432.

The previous prime is 122200069. The next prime is 122200087. The reversal of 122200085 is 580002221.

It is not a de Polignac number, because 122200085 - 2⁴ = 122200069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254876 + ... + 255354.

It is an arithmetic number, because the mean of its divisors is an integer number (5417280).

Almost surely, 2^122200085 is an apocalyptic number.

It is an amenable number.

122200085 is a deficient number, since it is larger than the sum of its proper divisors (51152875).

122200085 is a wasteful number, since it uses less digits than its factorization.

122200085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 122200085 is about 11054.4147289669. The cubic root of 122200085 is about 496.2385540064.

The spelling of 122200085 in words is "one hundred twenty-two million, two hundred thousand, eighty-five".