203344112220043 has 2 divisors, whose sum is σ = 203344112220044. Its totient is φ = 203344112220042.

The previous prime is 203344112220037. The next prime is 203344112220077. The reversal of 203344112220043 is 340022211443302.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203344112220043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203344112219987 and 203344112220014.

It is not a weakly prime, because it can be changed into another prime (203344112220013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101672056110021 + 101672056110022.

It is an arithmetic number, because the mean of its divisors is an integer number (101672056110022).

Almost surely, 2^{203344112220043} is an apocalyptic number.

203344112220043 is a deficient number, since it is larger than the sum of its proper divisors (1).

203344112220043 is an equidigital number, since it uses as much as digits as its factorization.

203344112220043 is an evil number, because the sum of its binary digits is even.

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

Adding to 203344112220043 its reverse (340022211443302), we get a palindrome (543366323663345).

The spelling of 203344112220043 in words is "two hundred three trillion, three hundred forty-four billion, one hundred twelve million, two hundred twenty thousand, forty-three".