220939122 has 8 divisors (see below), whose sum is σ = 441878256. Its totient is φ = 73646372.

The previous prime is 220939079. The next prime is 220939141. The reversal of 220939122 is 221939022.

It is a happy number.

220939122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

220939122 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 220939122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18411588 + ... + 18411599.

It is an arithmetic number, because the mean of its divisors is an integer number (55234782).

Almost surely, 2^220939122 is an apocalyptic number.

220939122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

220939122 is a wasteful number, since it uses less digits than its factorization.

220939122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36823192.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 220939122 is about 14864.0210575739. The cubic root of 220939122 is about 604.5388394269.

The spelling of 220939122 in words is "two hundred twenty million, nine hundred thirty-nine thousand, one hundred twenty-two".