142204203 has 6 divisors (see below), whose sum is σ = 205406084. Its totient is φ = 94802796.

The previous prime is 142204171. The next prime is 142204207. The reversal of 142204203 is 302402241.

It is not a de Polignac number, because 142204203 - 2⁵ = 142204171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142204207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7900225 + ... + 7900242.

Almost surely, 2^142204203 is an apocalyptic number.

142204203 is a deficient number, since it is larger than the sum of its proper divisors (63201881).

142204203 is a wasteful number, since it uses less digits than its factorization.

142204203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15800473 (or 15800470 counting only the distinct ones).

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

The square root of 142204203 is about 11924.9403772094. The cubic root of 142204203 is about 521.9603065779.

Adding to 142204203 its reverse (302402241), we get a palindrome (444606444).

The spelling of 142204203 in words is "one hundred forty-two million, two hundred four thousand, two hundred three".