2031223210043 has 4 divisors (see below), whose sum is σ = 2061539974440. Its totient is φ = 2000906445648.

The previous prime is 2031223210019. The next prime is 2031223210057. The reversal of 2031223210043 is 3400123221302.

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 2031223210043 - 2⁶ = 2031223209979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031223210073) 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, 15158382098 + ... + 15158382231.

It is an arithmetic number, because the mean of its divisors is an integer number (515384993610).

Almost surely, 2^{2031223210043} is an apocalyptic number.

2031223210043 is a deficient number, since it is larger than the sum of its proper divisors (30316764397).

2031223210043 is an equidigital number, since it uses as much as digits as its factorization.

2031223210043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30316764396.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2031223210043 its reverse (3400123221302), we get a palindrome (5431346431345).

The spelling of 2031223210043 in words is "two trillion, thirty-one billion, two hundred twenty-three million, two hundred ten thousand, forty-three".