11144203121171 has 2 divisors, whose sum is σ = 11144203121172. Its totient is φ = 11144203121170.

The previous prime is 11144203121137. The next prime is 11144203121189. The reversal of 11144203121171 is 17112130244111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11144203121171 - 2³⁴ = 11127023251987 is a prime.

It is a super-2 number, since 2×11144203121171² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11144203121671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5572101560585 + 5572101560586.

It is an arithmetic number, because the mean of its divisors is an integer number (5572101560586).

Almost surely, 2^{11144203121171} is an apocalyptic number.

11144203121171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11144203121171 is an equidigital number, since it uses as much as digits as its factorization.

11144203121171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 29.

Adding to 11144203121171 its reverse (17112130244111), we get a palindrome (28256333365282).

The spelling of 11144203121171 in words is "eleven trillion, one hundred forty-four billion, two hundred three million, one hundred twenty-one thousand, one hundred seventy-one".