204420040202 has 32 divisors (see below), whose sum is σ = 350893969920. Its totient is φ = 87493777920.

The previous prime is 204420040171. The next prime is 204420040219. The reversal of 204420040202 is 202040024402.

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, 63305924 + ... + 63309152.

It is an arithmetic number, because the mean of its divisors is an integer number (10965436560).

Almost surely, 2^204420040202 is an apocalyptic number.

204420040202 is a deficient number, since it is larger than the sum of its proper divisors (146473929718).

204420040202 is a wasteful number, since it uses less digits than its factorization.

204420040202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7766.

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

Adding to 204420040202 its reverse (202040024402), we get a palindrome (406460064604).

The spelling of 204420040202 in words is "two hundred four billion, four hundred twenty million, forty thousand, two hundred two".