321132222032 has 10 divisors (see below), whose sum is σ = 622193680218. Its totient is φ = 160566111008.

The previous prime is 321132222017. The next prime is 321132222079. The reversal of 321132222032 is 230222231123.

It can be written as a sum of positive squares in only one way, i.e., 294202099216 + 26930122816 = 542404^2 + 164104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321132221989 and 321132222007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10035381923 + ... + 10035381954.

Almost surely, 2^321132222032 is an apocalyptic number.

It is an amenable number.

321132222032 is a deficient number, since it is larger than the sum of its proper divisors (301061458186).

321132222032 is a wasteful number, since it uses less digits than its factorization.

321132222032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20070763885 (or 20070763879 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 321132222032 its reverse (230222231123), we get a palindrome (551354453155).

Subtracting from 321132222032 its reverse (230222231123), we obtain a palindrome (90909990909).

The spelling of 321132222032 in words is "three hundred twenty-one billion, one hundred thirty-two million, two hundred twenty-two thousand, thirty-two".