31043223002423 has 16 divisors (see below), whose sum is σ = 33636096891936. Its totient is φ = 28535646289920.

The previous prime is 31043223002417. The next prime is 31043223002453. The reversal of 31043223002423 is 32420032234013.

It is a cyclic number.

It is not a de Polignac number, because 31043223002423 - 2⁸ = 31043223002167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31043223002453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8785265 + ... + 11801157.

It is an arithmetic number, because the mean of its divisors is an integer number (2102256055746).

Almost surely, 2^{31043223002423} is an apocalyptic number.

31043223002423 is a deficient number, since it is larger than the sum of its proper divisors (2592873889513).

31043223002423 is a wasteful number, since it uses less digits than its factorization.

31043223002423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030034.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 31043223002423 its reverse (32420032234013), we get a palindrome (63463255236436).

The spelling of 31043223002423 in words is "thirty-one trillion, forty-three billion, two hundred twenty-three million, two thousand, four hundred twenty-three".