200312312143 has 2 divisors, whose sum is σ = 200312312144. Its totient is φ = 200312312142.

The previous prime is 200312312107. The next prime is 200312312297. The reversal of 200312312143 is 341213213002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200312312143 - 2⁹ = 200312311631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200312312443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100156156071 + 100156156072.

It is an arithmetic number, because the mean of its divisors is an integer number (100156156072).

Almost surely, 2^200312312143 is an apocalyptic number.

200312312143 is a deficient number, since it is larger than the sum of its proper divisors (1).

200312312143 is an equidigital number, since it uses as much as digits as its factorization.

200312312143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 200312312143 its reverse (341213213002), we get a palindrome (541525525145).

The spelling of 200312312143 in words is "two hundred billion, three hundred twelve million, three hundred twelve thousand, one hundred forty-three".