432101231 has 4 divisors (see below), whose sum is σ = 432246000. Its totient is φ = 431956464.

The previous prime is 432101227. The next prime is 432101239. The reversal of 432101231 is 132101234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 432101231 - 2² = 432101227 is a prime.

It is a super-2 number, since 2×432101231² = 373422947663430722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432101239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67811 + ... + 73908.

It is an arithmetic number, because the mean of its divisors is an integer number (108061500).

Almost surely, 2^432101231 is an apocalyptic number.

432101231 is a deficient number, since it is larger than the sum of its proper divisors (144769).

432101231 is a wasteful number, since it uses less digits than its factorization.

432101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144768.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 432101231 is about 20787.0447875594. The cubic root of 432101231 is about 756.0116730419.

Adding to 432101231 its reverse (132101234), we get a palindrome (564202465).

The spelling of 432101231 in words is "four hundred thirty-two million, one hundred one thousand, two hundred thirty-one".