220161124 has 6 divisors (see below), whose sum is σ = 385281974. Its totient is φ = 110080560.

The previous prime is 220161091. The next prime is 220161133. The reversal of 220161124 is 421161022.

220161124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 191324224 + 28836900 = 13832^2 + 5370^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27520137 + ... + 27520144.

Almost surely, 2^220161124 is an apocalyptic number.

It is an amenable number.

220161124 is a deficient number, since it is larger than the sum of its proper divisors (165120850).

220161124 is a wasteful number, since it uses less digits than its factorization.

220161124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55040285 (or 55040283 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 220161124 is about 14837.8274690064. The cubic root of 220161124 is about 603.8284127303.

The spelling of 220161124 in words is "two hundred twenty million, one hundred sixty-one thousand, one hundred twenty-four".