11201001289 has 2 divisors, whose sum is σ = 11201001290. Its totient is φ = 11201001288.

The previous prime is 11201001281. The next prime is 11201001323. The reversal of 11201001289 is 98210010211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10876821264 + 324180025 = 104292^2 + 18005^2 .

It is an emirp because it is prime and its reverse (98210010211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11201001289 - 2³ = 11201001281 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201001281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600500644 + 5600500645.

It is an arithmetic number, because the mean of its divisors is an integer number (5600500645).

Almost surely, 2^11201001289 is an apocalyptic number.

It is an amenable number.

11201001289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201001289 is an equidigital number, since it uses as much as digits as its factorization.

11201001289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 11201001289 in words is "eleven billion, two hundred one million, one thousand, two hundred eighty-nine".