122550222 has 16 divisors (see below), whose sum is σ = 245458512. Its totient is φ = 40790400.

The previous prime is 122550221. The next prime is 122550227. The reversal of 122550222 is 222055221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122550221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10363 + ... + 18774.

It is an arithmetic number, because the mean of its divisors is an integer number (15341157).

Almost surely, 2^122550222 is an apocalyptic number.

122550222 is an abundant number, since it is smaller than the sum of its proper divisors (122908290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122550222 is a wasteful number, since it uses less digits than its factorization.

122550222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29843.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 122550222 is about 11070.2403767940. The cubic root of 122550222 is about 496.7120555689.

The spelling of 122550222 in words is "one hundred twenty-two million, five hundred fifty thousand, two hundred twenty-two".