12020221027 has 2 divisors, whose sum is σ = 12020221028. Its totient is φ = 12020221026.

The previous prime is 12020220959. The next prime is 12020221033. The reversal of 12020221027 is 72012202021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12020221027 - 2¹⁵ = 12020188259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12020220995 and 12020221013.

It is not a weakly prime, because it can be changed into another prime (12020221097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010110513 + 6010110514.

It is an arithmetic number, because the mean of its divisors is an integer number (6010110514).

Almost surely, 2^12020221027 is an apocalyptic number.

12020221027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020221027 is an equidigital number, since it uses as much as digits as its factorization.

12020221027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 12020221027 its reverse (72012202021), we get a palindrome (84032423048).

The spelling of 12020221027 in words is "twelve billion, twenty million, two hundred twenty-one thousand, twenty-seven".