200020440242 has 16 divisors (see below), whose sum is σ = 342899749440. Its totient is φ = 85721154288.

The previous prime is 200020440203. The next prime is 200020440283. The reversal of 200020440242 is 242044020002.

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, 637973 + ... + 898359.

It is an arithmetic number, because the mean of its divisors is an integer number (21431234340).

Almost surely, 2^200020440242 is an apocalyptic number.

200020440242 is a deficient number, since it is larger than the sum of its proper divisors (142879309198).

200020440242 is a wasteful number, since it uses less digits than its factorization.

200020440242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315265.

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

Adding to 200020440242 its reverse (242044020002), we get a palindrome (442064460244).

The spelling of 200020440242 in words is "two hundred billion, twenty million, four hundred forty thousand, two hundred forty-two".