11421223774241 has 2 divisors, whose sum is σ = 11421223774242. Its totient is φ = 11421223774240.

The previous prime is 11421223774237. The next prime is 11421223774249. The reversal of 11421223774241 is 14247732212411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6502520400016 + 4918703374225 = 2550004^2 + 2217815^2 .

It is a cyclic number.

It is not a de Polignac number, because 11421223774241 - 2² = 11421223774237 is a prime.

It is not a weakly prime, because it can be changed into another prime (11421223774249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710611887120 + 5710611887121.

It is an arithmetic number, because the mean of its divisors is an integer number (5710611887121).

Almost surely, 2^{11421223774241} is an apocalyptic number.

It is an amenable number.

11421223774241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11421223774241 is an equidigital number, since it uses as much as digits as its factorization.

11421223774241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 41.

Adding to 11421223774241 its reverse (14247732212411), we get a palindrome (25668955986652).

The spelling of 11421223774241 in words is "eleven trillion, four hundred twenty-one billion, two hundred twenty-three million, seven hundred seventy-four thousand, two hundred forty-one".