202042130 has 32 divisors (see below), whose sum is σ = 377319600. Its totient is φ = 77801472.

The previous prime is 202042129. The next prime is 202042147. The reversal of 202042130 is 31240202.

202042130 is digitally balanced in base 3, 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 8 ways, for example, as 108513889 + 93528241 = 10417^2 + 9671^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124766 + ... + 126374.

Almost surely, 2^202042130 is an apocalyptic number.

202042130 is a deficient number, since it is larger than the sum of its proper divisors (175277470).

202042130 is a wasteful number, since it uses less digits than its factorization.

202042130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 202042130 is about 14214.1524545081. The cubic root of 202042130 is about 586.7872194726.

Adding to 202042130 its reverse (31240202), we get a palindrome (233282332).

The spelling of 202042130 in words is "two hundred two million, forty-two thousand, one hundred thirty".