321142423002234 has 16 divisors (see below), whose sum is σ = 642285061819488. Its totient is φ = 107047438364912.

The previous prime is 321142423002043. The next prime is 321142423002277. The reversal of 321142423002234 is 432200324241123.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 321142423002195 and 321142423002204.

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, 15472129 + ... + 29692955.

It is an arithmetic number, because the mean of its divisors is an integer number (40142816363718).

Almost surely, 2^{321142423002234} is an apocalyptic number.

321142423002234 is an abundant number, since it is smaller than the sum of its proper divisors (321142638817254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321142423002234 is a wasteful number, since it uses less digits than its factorization.

321142423002234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17984589.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 321142423002234 its reverse (432200324241123), we get a palindrome (753342747243357).

The spelling of 321142423002234 in words is "three hundred twenty-one trillion, one hundred forty-two billion, four hundred twenty-three million, two thousand, two hundred thirty-four".