204042204202 has 16 divisors (see below), whose sum is σ = 312232620672. Its totient is φ = 99981873040.

The previous prime is 204042204139. The next prime is 204042204241. The reversal of 204042204202 is 202402240402.

It is a happy number.

It is a super-2 number, since 2×204042204202² (a number of 23 digits) contains 22 as substring.

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, 4278433 + ... + 4325860.

It is an arithmetic number, because the mean of its divisors is an integer number (19514538792).

Almost surely, 2^204042204202 is an apocalyptic number.

204042204202 is a deficient number, since it is larger than the sum of its proper divisors (108190416470).

204042204202 is a wasteful number, since it uses less digits than its factorization.

204042204202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8604533.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 204042204202 its reverse (202402240402), we get a palindrome (406444444604).

The spelling of 204042204202 in words is "two hundred four billion, forty-two million, two hundred four thousand, two hundred two".