202042022042 has 32 divisors (see below), whose sum is σ = 378561807360. Its totient is φ = 78867037440.

The previous prime is 202042022023. The next prime is 202042022047. The reversal of 202042022042 is 240220240202.

It is not an unprimeable number, because it can be changed into a prime (202042022047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13684817 + ... + 13699572.

It is an arithmetic number, because the mean of its divisors is an integer number (11830056480).

Almost surely, 2^202042022042 is an apocalyptic number.

202042022042 is a deficient number, since it is larger than the sum of its proper divisors (176519785318).

202042022042 is a wasteful number, since it uses less digits than its factorization.

202042022042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27384446.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 202042022042 its reverse (240220240202), we get a palindrome (442262262244).

The spelling of 202042022042 in words is "two hundred two billion, forty-two million, twenty-two thousand, forty-two".