312233021231023 has 16 divisors (see below), whose sum is σ = 318842327980800. Its totient is φ = 305693296983360.

The previous prime is 312233021231011. The next prime is 312233021231099. The reversal of 312233021231023 is 320132120332213.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 312233021231023 - 2¹³ = 312233021222831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312233021230982 and 312233021231000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312233021231723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80338788 + ... + 84135526.

It is an arithmetic number, because the mean of its divisors is an integer number (19927645498800).

Almost surely, 2^{312233021231023} is an apocalyptic number.

312233021231023 is a deficient number, since it is larger than the sum of its proper divisors (6609306749777).

312233021231023 is a wasteful number, since it uses less digits than its factorization.

312233021231023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3805902.

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

Adding to 312233021231023 its reverse (320132120332213), we get a palindrome (632365141563236).

The spelling of 312233021231023 in words is "three hundred twelve trillion, two hundred thirty-three billion, twenty-one million, two hundred thirty-one thousand, twenty-three".