423221334420332 has 48 divisors (see below), whose sum is σ = 846846570060288. Its totient is φ = 181294036133760.

The previous prime is 423221334420319. The next prime is 423221334420377. The reversal of 423221334420332 is 233024433122324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714536048 + ... + 715128104.

It is an arithmetic number, because the mean of its divisors is an integer number (17642636876256).

Almost surely, 2^{423221334420332} is an apocalyptic number.

It is an amenable number.

423221334420332 is an abundant number, since it is smaller than the sum of its proper divisors (423625235639956).

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

423221334420332 is a wasteful number, since it uses less digits than its factorization.

423221334420332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604206 (or 604204 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 38.

Adding to 423221334420332 its reverse (233024433122324), we get a palindrome (656245767542656).

The spelling of 423221334420332 in words is "four hundred twenty-three trillion, two hundred twenty-one billion, three hundred thirty-four million, four hundred twenty thousand, three hundred thirty-two".