231432022 has 8 divisors (see below), whose sum is σ = 347436936. Its totient is φ = 115619712.

The previous prime is 231432017. The next prime is 231432029. The reversal of 231432022 is 220234132.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231432029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45108 + ... + 49975.

It is an arithmetic number, because the mean of its divisors is an integer number (43429617).

Almost surely, 2^231432022 is an apocalyptic number.

231432022 is a deficient number, since it is larger than the sum of its proper divisors (116004914).

231432022 is a wasteful number, since it uses less digits than its factorization.

231432022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96302.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 231432022 is about 15212.8899950009. The cubic root of 231432022 is about 613.9615161894.

Adding to 231432022 its reverse (220234132), we get a palindrome (451666154).

The spelling of 231432022 in words is "two hundred thirty-one million, four hundred thirty-two thousand, twenty-two".