11431422241 has 2 divisors, whose sum is σ = 11431422242. Its totient is φ = 11431422240.

The previous prime is 11431422239. The next prime is 11431422259. The reversal of 11431422241 is 14222413411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10430332641 + 1001089600 = 102129^2 + 31640^2 .

It is a cyclic number.

It is not a de Polignac number, because 11431422241 - 2¹ = 11431422239 is a prime.

Together with 11431422239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11431422271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715711120 + 5715711121.

It is an arithmetic number, because the mean of its divisors is an integer number (5715711121).

Almost surely, 2^11431422241 is an apocalyptic number.

It is an amenable number.

11431422241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11431422241 is an equidigital number, since it uses as much as digits as its factorization.

11431422241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 25.

Adding to 11431422241 its reverse (14222413411), we get a palindrome (25653835652).

The spelling of 11431422241 in words is "eleven billion, four hundred thirty-one million, four hundred twenty-two thousand, two hundred forty-one".