32312230321231 has 4 divisors (see below), whose sum is σ = 36928263224272. Its totient is φ = 27696197418192.

The previous prime is 32312230321219. The next prime is 32312230321309. The reversal of 32312230321231 is 13212303221323.

It is a happy number.

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 32312230321231 - 2⁹ = 32312230320719 is a prime.

It is a super-2 number, since 2×32312230321231² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32312230321231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32312230321331) 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, 2308016451510 + ... + 2308016451523.

It is an arithmetic number, because the mean of its divisors is an integer number (9232065806068).

Almost surely, 2^{32312230321231} is an apocalyptic number.

32312230321231 is a deficient number, since it is larger than the sum of its proper divisors (4616032903041).

32312230321231 is an equidigital number, since it uses as much as digits as its factorization.

32312230321231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616032903040.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 32312230321231 its reverse (13212303221323), we get a palindrome (45524533542554).

The spelling of 32312230321231 in words is "thirty-two trillion, three hundred twelve billion, two hundred thirty million, three hundred twenty-one thousand, two hundred thirty-one".