321420244232342 has 8 divisors (see below), whose sum is σ = 484147648216800. Its totient is φ = 160037694826744.

The previous prime is 321420244232341. The next prime is 321420244232371. The reversal of 321420244232342 is 243232442024123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 321420244232296 and 321420244232305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321420244232341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336213644117 + ... + 336213645072.

It is an arithmetic number, because the mean of its divisors is an integer number (60518456027100).

Almost surely, 2^{321420244232342} is an apocalyptic number.

321420244232342 is a deficient number, since it is larger than the sum of its proper divisors (162727403984458).

321420244232342 is a wasteful number, since it uses less digits than its factorization.

321420244232342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672427289430.

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 321420244232342 its reverse (243232442024123), we get a palindrome (564652686256465).

The spelling of 321420244232342 in words is "three hundred twenty-one trillion, four hundred twenty billion, two hundred forty-four million, two hundred thirty-two thousand, three hundred forty-two".