204142323202 has 4 divisors (see below), whose sum is σ = 306213484806. Its totient is φ = 102071161600.

The previous prime is 204142323149. The next prime is 204142323211. The reversal of 204142323202 is 202323241402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 175092870481 + 29049452721 = 418441^2 + 170439^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51035580799 + ... + 51035580802.

Almost surely, 2^204142323202 is an apocalyptic number.

204142323202 is a deficient number, since it is larger than the sum of its proper divisors (102071161604).

204142323202 is a wasteful number, since it uses less digits than its factorization.

204142323202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102071161603.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 204142323202 its reverse (202323241402), we get a palindrome (406465564604).

The spelling of 204142323202 in words is "two hundred four billion, one hundred forty-two million, three hundred twenty-three thousand, two hundred two".