12013111027 has 2 divisors, whose sum is σ = 12013111028. Its totient is φ = 12013111026.

The previous prime is 12013110997. The next prime is 12013111051. The reversal of 12013111027 is 72011131021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12013111027 - 2¹¹ = 12013108979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12013110995 and 12013111013.

It is not a weakly prime, because it can be changed into another prime (12013111427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006555513 + 6006555514.

It is an arithmetic number, because the mean of its divisors is an integer number (6006555514).

Almost surely, 2^12013111027 is an apocalyptic number.

12013111027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12013111027 is an equidigital number, since it uses as much as digits as its factorization.

12013111027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 12013111027 its reverse (72011131021), we get a palindrome (84024242048).

The spelling of 12013111027 in words is "twelve billion, thirteen million, one hundred eleven thousand, twenty-seven".