101021201227 has 2 divisors, whose sum is σ = 101021201228. Its totient is φ = 101021201226.

The previous prime is 101021201089. The next prime is 101021201279. The reversal of 101021201227 is 722102120101.

It is a strong prime.

It is an emirp because it is prime and its reverse (722102120101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101021201227 - 2¹⁵ = 101021168459 is a prime.

It is not a weakly prime, because it can be changed into another prime (101021201297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510600613 + 50510600614.

It is an arithmetic number, because the mean of its divisors is an integer number (50510600614).

Almost surely, 2^101021201227 is an apocalyptic number.

101021201227 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021201227 is an equidigital number, since it uses as much as digits as its factorization.

101021201227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 101021201227 its reverse (722102120101), we get a palindrome (823123321328).

The spelling of 101021201227 in words is "one hundred one billion, twenty-one million, two hundred one thousand, two hundred twenty-seven".