2221231201027 has 2 divisors, whose sum is σ = 2221231201028. Its totient is φ = 2221231201026.

The previous prime is 2221231201009. The next prime is 2221231201043. The reversal of 2221231201027 is 7201021321222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221231201027 - 2³¹ = 2219083717379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221231200992 and 2221231201010.

It is not a weakly prime, because it can be changed into another prime (2221231201097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110615600513 + 1110615600514.

It is an arithmetic number, because the mean of its divisors is an integer number (1110615600514).

Almost surely, 2^{2221231201027} is an apocalyptic number.

2221231201027 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221231201027 is an equidigital number, since it uses as much as digits as its factorization.

2221231201027 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 25.

Adding to 2221231201027 its reverse (7201021321222), we get a palindrome (9422252522249).

The spelling of 2221231201027 in words is "two trillion, two hundred twenty-one billion, two hundred thirty-one million, two hundred one thousand, twenty-seven".