11144330431211 has 2 divisors, whose sum is σ = 11144330431212. Its totient is φ = 11144330431210.

The previous prime is 11144330431183. The next prime is 11144330431237. The reversal of 11144330431211 is 11213403344111.

It is a strong prime.

It is an emirp because it is prime and its reverse (11213403344111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11144330431211 - 2¹⁸ = 11144330169067 is a prime.

It is a super-2 number, since 2×11144330431211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11144330431291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5572165215605 + 5572165215606.

It is an arithmetic number, because the mean of its divisors is an integer number (5572165215606).

Almost surely, 2^{11144330431211} is an apocalyptic number.

11144330431211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11144330431211 is an equidigital number, since it uses as much as digits as its factorization.

11144330431211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 11144330431211 its reverse (11213403344111), we get a palindrome (22357733775322).

The spelling of 11144330431211 in words is "eleven trillion, one hundred forty-four billion, three hundred thirty million, four hundred thirty-one thousand, two hundred eleven".