11202243989 has 2 divisors, whose sum is σ = 11202243990. Its totient is φ = 11202243988.

The previous prime is 11202243973. The next prime is 11202244019. The reversal of 11202243989 is 98934220211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6984780625 + 4217463364 = 83575^2 + 64942^2 .

It is an emirp because it is prime and its reverse (98934220211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11202243989 - 2⁴ = 11202243973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202233989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601121994 + 5601121995.

It is an arithmetic number, because the mean of its divisors is an integer number (5601121995).

Almost surely, 2^11202243989 is an apocalyptic number.

It is an amenable number.

11202243989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202243989 is an equidigital number, since it uses as much as digits as its factorization.

11202243989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 11202243989 in words is "eleven billion, two hundred two million, two hundred forty-three thousand, nine hundred eighty-nine".