220442103 has 24 divisors (see below), whose sum is σ = 367666208. Its totient is φ = 124664832.

The previous prime is 220442099. The next prime is 220442119. The reversal of 220442103 is 301244022.

220442103 is a `hidden beast` number, since 220 + 442 + 1 + 0 + 3 = 666.

It is not a de Polignac number, because 220442103 - 2² = 220442099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220442203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11926 + ... + 24147.

Almost surely, 2^220442103 is an apocalyptic number.

220442103 is a deficient number, since it is larger than the sum of its proper divisors (147224105).

220442103 is a wasteful number, since it uses less digits than its factorization.

220442103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36183 (or 36180 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 220442103 is about 14847.2927835346. The cubic root of 220442103 is about 604.0851807048.

Adding to 220442103 its reverse (301244022), we get a palindrome (521686125).

The spelling of 220442103 in words is "two hundred twenty million, four hundred forty-two thousand, one hundred three".