202220042042 has 16 divisors (see below), whose sum is σ = 320466101760. Its totient is φ = 95546372208.

The previous prime is 202220042039. The next prime is 202220042069. The reversal of 202220042042 is 240240022202.

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, 37088258 + ... + 37093709.

It is an arithmetic number, because the mean of its divisors is an integer number (20029131360).

Almost surely, 2^202220042042 is an apocalyptic number.

202220042042 is a deficient number, since it is larger than the sum of its proper divisors (118246059718).

202220042042 is a wasteful number, since it uses less digits than its factorization.

202220042042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74182045.

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

Adding to 202220042042 its reverse (240240022202), we get a palindrome (442460064244).

The spelling of 202220042042 in words is "two hundred two billion, two hundred twenty million, forty-two thousand, forty-two".