323203220042342 has 4 divisors (see below), whose sum is σ = 484804830063516. Its totient is φ = 161601610021170.

The previous prime is 323203220042299. The next prime is 323203220042347. The reversal of 323203220042342 is 243240022302323.

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

It is a junction number, because it is equal to n+sod(n) for n = 323203220042299 and 323203220042308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323203220042347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80800805010584 + ... + 80800805010587.

It is an arithmetic number, because the mean of its divisors is an integer number (121201207515879).

Almost surely, 2^{323203220042342} is an apocalyptic number.

323203220042342 is a deficient number, since it is larger than the sum of its proper divisors (161601610021174).

323203220042342 is a wasteful number, since it uses less digits than its factorization.

323203220042342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161601610021173.

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 323203220042342 its reverse (243240022302323), we get a palindrome (566443242344665).

The spelling of 323203220042342 in words is "three hundred twenty-three trillion, two hundred three billion, two hundred twenty million, forty-two thousand, three hundred forty-two".