201042281863 has 2 divisors, whose sum is σ = 201042281864. Its totient is φ = 201042281862.

The previous prime is 201042281857. The next prime is 201042281897. The reversal of 201042281863 is 368182240102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201042281863 - 2²⁵ = 201008727431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201042281663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521140931 + 100521140932.

It is an arithmetic number, because the mean of its divisors is an integer number (100521140932).

Almost surely, 2^201042281863 is an apocalyptic number.

201042281863 is a deficient number, since it is larger than the sum of its proper divisors (1).

201042281863 is an equidigital number, since it uses as much as digits as its factorization.

201042281863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 201042281863 in words is "two hundred one billion, forty-two million, two hundred eighty-one thousand, eight hundred sixty-three".