31320313230230 has 8 divisors (see below), whose sum is σ = 56376563814432. Its totient is φ = 12528125292088.

The previous prime is 31320313230229. The next prime is 31320313230317. The reversal of 31320313230230 is 3203231302313.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 31320313230230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1566015661502 + ... + 1566015661521.

It is an arithmetic number, because the mean of its divisors is an integer number (7047070476804).

Almost surely, 2^{31320313230230} is an apocalyptic number.

31320313230230 is a deficient number, since it is larger than the sum of its proper divisors (25056250584202).

31320313230230 is a wasteful number, since it uses less digits than its factorization.

31320313230230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3132031323030.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 31320313230230 its reverse (3203231302313), we get a palindrome (34523544532543).

The spelling of 31320313230230 in words is "thirty-one trillion, three hundred twenty billion, three hundred thirteen million, two hundred thirty thousand, two hundred thirty".