220266122 has 4 divisors (see below), whose sum is σ = 330399186. Its totient is φ = 110133060.

The previous prime is 220266121. The next prime is 220266139. The reversal of 220266122 is 221662022.

220266122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 112126921 + 108139201 = 10589^2 + 10399^2 .

It is not an unprimeable number, because it can be changed into a prime (220266121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55066529 + ... + 55066532.

Almost surely, 2^220266122 is an apocalyptic number.

220266122 is a deficient number, since it is larger than the sum of its proper divisors (110133064).

220266122 is a wasteful number, since it uses less digits than its factorization.

220266122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110133063.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 220266122 is about 14841.3652336973. The cubic root of 220266122 is about 603.9243889533.

The spelling of 220266122 in words is "two hundred twenty million, two hundred sixty-six thousand, one hundred twenty-two".