11311021127027 has 2 divisors, whose sum is σ = 11311021127028. Its totient is φ = 11311021127026.

The previous prime is 11311021127009. The next prime is 11311021127041. The reversal of 11311021127027 is 72072112011311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11311021127027 - 2³² = 11306726159731 is a prime.

It is a super-2 number, since 2×11311021127027² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11311021121027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655510563513 + 5655510563514.

It is an arithmetic number, because the mean of its divisors is an integer number (5655510563514).

Almost surely, 2^{11311021127027} is an apocalyptic number.

11311021127027 is a deficient number, since it is larger than the sum of its proper divisors (1).

11311021127027 is an equidigital number, since it uses as much as digits as its factorization.

11311021127027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 29.

Adding to 11311021127027 its reverse (72072112011311), we get a palindrome (83383133138338).

The spelling of 11311021127027 in words is "eleven trillion, three hundred eleven billion, twenty-one million, one hundred twenty-seven thousand, twenty-seven".