201043240963 has 2 divisors, whose sum is σ = 201043240964. Its totient is φ = 201043240962.

The previous prime is 201043240961. The next prime is 201043240973. The reversal of 201043240963 is 369042340102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201043240963 - 2¹ = 201043240961 is a prime.

Together with 201043240961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (201043240961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521620481 + 100521620482.

It is an arithmetic number, because the mean of its divisors is an integer number (100521620482).

Almost surely, 2^201043240963 is an apocalyptic number.

201043240963 is a deficient number, since it is larger than the sum of its proper divisors (1).

201043240963 is an equidigital number, since it uses as much as digits as its factorization.

201043240963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 201043240963 in words is "two hundred one billion, forty-three million, two hundred forty thousand, nine hundred sixty-three".