10201001243 has 2 divisors, whose sum is σ = 10201001244. Its totient is φ = 10201001242.

The previous prime is 10201001201. The next prime is 10201001281. The reversal of 10201001243 is 34210010201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10201001243 - 2¹⁸ = 10200739099 is a prime.

It is not a weakly prime, because it can be changed into another prime (10201003243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100500621 + 5100500622.

It is an arithmetic number, because the mean of its divisors is an integer number (5100500622).

Almost surely, 2^10201001243 is an apocalyptic number.

10201001243 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201001243 is an equidigital number, since it uses as much as digits as its factorization.

10201001243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10201001243 its reverse (34210010201), we get a palindrome (44411011444).

The spelling of 10201001243 in words is "ten billion, two hundred one million, one thousand, two hundred forty-three".