203112232323043 has 16 divisors (see below), whose sum is σ = 215524280310336. Its totient is φ = 191015398886400.

The previous prime is 203112232323023. The next prime is 203112232323047. The reversal of 203112232323043 is 340323232211302.

203112232323043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 203112232323043 - 2²⁹ = 203111695452131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203112232322996 and 203112232323014.

It is not an unprimeable number, because it can be changed into a prime (203112232323047) 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, 190275558 + ... + 191340043.

It is an arithmetic number, because the mean of its divisors is an integer number (13470267519396).

Almost surely, 2^{203112232323043} is an apocalyptic number.

203112232323043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

203112232323043 is a deficient number, since it is larger than the sum of its proper divisors (12412047987293).

203112232323043 is a wasteful number, since it uses less digits than its factorization.

203112232323043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381616014.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 203112232323043 its reverse (340323232211302), we get a palindrome (543435464534345).

The spelling of 203112232323043 in words is "two hundred three trillion, one hundred twelve billion, two hundred thirty-two million, three hundred twenty-three thousand, forty-three".