203442201 has 12 divisors (see below), whose sum is σ = 296715328. Its totient is φ = 134310744.

The previous prime is 203442157. The next prime is 203442209. The reversal of 203442201 is 102244302.

203442201 is a `hidden beast` number, since 20 + 3 + 442 + 201 = 666.

It is not a de Polignac number, because 203442201 - 2¹⁵ = 203409433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203442209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108805 + ... + 110658.

Almost surely, 2^203442201 is an apocalyptic number.

It is an amenable number.

203442201 is a deficient number, since it is larger than the sum of its proper divisors (93273127).

203442201 is a wasteful number, since it uses less digits than its factorization.

203442201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219572 (or 219569 counting only the distinct ones).

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

The square root of 203442201 is about 14263.3166199170. The cubic root of 203442201 is about 588.1395007761.

Adding to 203442201 its reverse (102244302), we get a palindrome (305686503).

The spelling of 203442201 in words is "two hundred three million, four hundred forty-two thousand, two hundred one".