432022131221 has 8 divisors (see below), whose sum is σ = 433916322840. Its totient is φ = 430128282112.

The previous prime is 432022131173. The next prime is 432022131239. The reversal of 432022131221 is 122131220234.

It can be written as a sum of positive squares in 4 ways, for example, as 126639898225 + 305382232996 = 355865^2 + 552614^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 432022131221 - 2¹⁴ = 432022114837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432022131721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2630795 + ... + 2790183.

It is an arithmetic number, because the mean of its divisors is an integer number (54239540355).

Almost surely, 2^432022131221 is an apocalyptic number.

It is an amenable number.

432022131221 is a deficient number, since it is larger than the sum of its proper divisors (1894191619).

432022131221 is a wasteful number, since it uses less digits than its factorization.

432022131221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171255.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 432022131221 its reverse (122131220234), we get a palindrome (554153351455).

The spelling of 432022131221 in words is "four hundred thirty-two billion, twenty-two million, one hundred thirty-one thousand, two hundred twenty-one".