22021221022027 has 2 divisors, whose sum is σ = 22021221022028. Its totient is φ = 22021221022026.

The previous prime is 22021221021997. The next prime is 22021221022051. The reversal of 22021221022027 is 72022012212022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22021221022027 - 2¹⁹ = 22021220497739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22021221021992 and 22021221022010.

It is not a weakly prime, because it can be changed into another prime (22021221052027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010610511013 + 11010610511014.

It is an arithmetic number, because the mean of its divisors is an integer number (11010610511014).

Almost surely, 2^{22021221022027} is an apocalyptic number.

22021221022027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021221022027 is an equidigital number, since it uses as much as digits as its factorization.

22021221022027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 22021221022027 its reverse (72022012212022), we get a palindrome (94043233234049).

The spelling of 22021221022027 in words is "twenty-two trillion, twenty-one billion, two hundred twenty-one million, twenty-two thousand, twenty-seven".