12101201027 has 2 divisors, whose sum is σ = 12101201028. Its totient is φ = 12101201026.

The previous prime is 12101201003. The next prime is 12101201029. The reversal of 12101201027 is 72010210121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12101201027 - 2¹⁶ = 12101135491 is a prime.

Together with 12101201029, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101200996 and 12101201014.

It is not a weakly prime, because it can be changed into another prime (12101201029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050600513 + 6050600514.

It is an arithmetic number, because the mean of its divisors is an integer number (6050600514).

Almost surely, 2^12101201027 is an apocalyptic number.

12101201027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101201027 is an equidigital number, since it uses as much as digits as its factorization.

12101201027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 12101201027 its reverse (72010210121), we get a palindrome (84111411148).

The spelling of 12101201027 in words is "twelve billion, one hundred one million, two hundred one thousand, twenty-seven".