202542043082 has 16 divisors (see below), whose sum is σ = 308985822600. Its totient is φ = 99548835840.

The previous prime is 202542043061. The next prime is 202542043091. The reversal of 202542043082 is 280340245202.

It can be written as a sum of positive squares in 4 ways, for example, as 187195540921 + 15346502161 = 432661^2 + 123881^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319607 + ... + 712202.

Almost surely, 2^202542043082 is an apocalyptic number.

202542043082 is a deficient number, since it is larger than the sum of its proper divisors (106443779518).

202542043082 is a wasteful number, since it uses less digits than its factorization.

202542043082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033481.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 202542043082 its reverse (280340245202), we get a palindrome (482882288284).

The spelling of 202542043082 in words is "two hundred two billion, five hundred forty-two million, forty-three thousand, eighty-two".