11344431221411 has 2 divisors, whose sum is σ = 11344431221412. Its totient is φ = 11344431221410.

The previous prime is 11344431221407. The next prime is 11344431221419. The reversal of 11344431221411 is 11412213444311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11344431221411 - 2² = 11344431221407 is a prime.

It is a super-2 number, since 2×11344431221411² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11344431221419) 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, 5672215610705 + 5672215610706.

It is an arithmetic number, because the mean of its divisors is an integer number (5672215610706).

Almost surely, 2^{11344431221411} is an apocalyptic number.

11344431221411 is a deficient number, since it is larger than the sum of its proper divisors (1).

11344431221411 is an equidigital number, since it uses as much as digits as its factorization.

11344431221411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 32.

Adding to 11344431221411 its reverse (11412213444311), we get a palindrome (22756644665722).

The spelling of 11344431221411 in words is "eleven trillion, three hundred forty-four billion, four hundred thirty-one million, two hundred twenty-one thousand, four hundred eleven".