422332432321 has 16 divisors (see below), whose sum is σ = 433005004800. Its totient is φ = 411779023488.

The previous prime is 422332432259. The next prime is 422332432337. The reversal of 422332432321 is 123234233224.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422332432321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422332432391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32760445 + ... + 32773333.

It is an arithmetic number, because the mean of its divisors is an integer number (27062812800).

Almost surely, 2^422332432321 is an apocalyptic number.

It is an amenable number.

422332432321 is a deficient number, since it is larger than the sum of its proper divisors (10672572479).

422332432321 is a wasteful number, since it uses less digits than its factorization.

422332432321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17448.

The product of its digits is 41472, while the sum is 31.

Adding to 422332432321 its reverse (123234233224), we get a palindrome (545566665545).

The spelling of 422332432321 in words is "four hundred twenty-two billion, three hundred thirty-two million, four hundred thirty-two thousand, three hundred twenty-one".