2031144243223 has 4 divisors (see below), whose sum is σ = 2031189842440. Its totient is φ = 2031098644008.

The previous prime is 2031144243221. The next prime is 2031144243251. The reversal of 2031144243223 is 3223424411302.

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 2031144243223 - 2¹ = 2031144243221 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 (2031144243221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22732728 + ... + 22821901.

It is an arithmetic number, because the mean of its divisors is an integer number (507797460610).

Almost surely, 2^{2031144243223} is an apocalyptic number.

2031144243223 is a deficient number, since it is larger than the sum of its proper divisors (45599217).

2031144243223 is an equidigital number, since it uses as much as digits as its factorization.

2031144243223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45599216.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2031144243223 its reverse (3223424411302), we get a palindrome (5254568654525).

The spelling of 2031144243223 in words is "two trillion, thirty-one billion, one hundred forty-four million, two hundred forty-three thousand, two hundred twenty-three".