11441422321 has 16 divisors (see below), whose sum is σ = 13447042560. Its totient is φ = 9530449920.

The previous prime is 11441422301. The next prime is 11441422357. The reversal of 11441422321 is 12322414411.

It is a cyclic number.

It is not a de Polignac number, because 11441422321 - 2⁹ = 11441421809 is a prime.

It is a super-2 number, since 2×11441422321² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11441422301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3801 + ... + 151318.

It is an arithmetic number, because the mean of its divisors is an integer number (840440160).

Almost surely, 2^11441422321 is an apocalyptic number.

It is an amenable number.

11441422321 is a deficient number, since it is larger than the sum of its proper divisors (2005620239).

11441422321 is a wasteful number, since it uses less digits than its factorization.

11441422321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155424.

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

Adding to 11441422321 its reverse (12322414411), we get a palindrome (23763836732).

The spelling of 11441422321 in words is "eleven billion, four hundred forty-one million, four hundred twenty-two thousand, three hundred twenty-one".