200442112643 has 2 divisors, whose sum is σ = 200442112644. Its totient is φ = 200442112642.

The previous prime is 200442112627. The next prime is 200442112657. The reversal of 200442112643 is 346211244002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200442112643 - 2⁴ = 200442112627 is a prime.

It is not a weakly prime, because it can be changed into another prime (200442102643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100221056321 + 100221056322.

It is an arithmetic number, because the mean of its divisors is an integer number (100221056322).

Almost surely, 2^200442112643 is an apocalyptic number.

200442112643 is a deficient number, since it is larger than the sum of its proper divisors (1).

200442112643 is an equidigital number, since it uses as much as digits as its factorization.

200442112643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 200442112643 its reverse (346211244002), we get a palindrome (546653356645).

The spelling of 200442112643 in words is "two hundred billion, four hundred forty-two million, one hundred twelve thousand, six hundred forty-three".