204102323231342 has 4 divisors (see below), whose sum is σ = 306153484847016. Its totient is φ = 102051161615670.

The previous prime is 204102323231341. The next prime is 204102323231459. The reversal of 204102323231342 is 243132323201402.

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

It is a super-2 number, since 2×204102323231342² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204102323231299 and 204102323231308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204102323231341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51025580807834 + ... + 51025580807837.

It is an arithmetic number, because the mean of its divisors is an integer number (76538371211754).

Almost surely, 2^{204102323231342} is an apocalyptic number.

204102323231342 is a deficient number, since it is larger than the sum of its proper divisors (102051161615674).

204102323231342 is a wasteful number, since it uses less digits than its factorization.

204102323231342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102051161615673.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 204102323231342 its reverse (243132323201402), we get a palindrome (447234646432744).

The spelling of 204102323231342 in words is "two hundred four trillion, one hundred two billion, three hundred twenty-three million, two hundred thirty-one thousand, three hundred forty-two".