10211211221027 has 2 divisors, whose sum is σ = 10211211221028. Its totient is φ = 10211211221026.

The previous prime is 10211211220967. The next prime is 10211211221041. The reversal of 10211211221027 is 72012211211201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10211211221027 - 2⁶ = 10211211220963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10211211220993 and 10211211221011.

It is not a weakly prime, because it can be changed into another prime (10211211221527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105605610513 + 5105605610514.

It is an arithmetic number, because the mean of its divisors is an integer number (5105605610514).

Almost surely, 2^{10211211221027} is an apocalyptic number.

10211211221027 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211211221027 is an equidigital number, since it uses as much as digits as its factorization.

10211211221027 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 23.

Adding to 10211211221027 its reverse (72012211211201), we get a palindrome (82223422432228).

The spelling of 10211211221027 in words is "ten trillion, two hundred eleven billion, two hundred eleven million, two hundred twenty-one thousand, twenty-seven".