102221011121227 has 2 divisors, whose sum is σ = 102221011121228. Its totient is φ = 102221011121226.

The previous prime is 102221011121219. The next prime is 102221011121249. The reversal of 102221011121227 is 722121110122201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102221011121227 - 2³ = 102221011121219 is a prime.

It is a super-2 number, since 2×102221011121227² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102221011121627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110505560613 + 51110505560614.

It is an arithmetic number, because the mean of its divisors is an integer number (51110505560614).

Almost surely, 2^{102221011121227} is an apocalyptic number.

102221011121227 is a deficient number, since it is larger than the sum of its proper divisors (1).

102221011121227 is an equidigital number, since it uses as much as digits as its factorization.

102221011121227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 102221011121227 its reverse (722121110122201), we get a palindrome (824342121243428).

The spelling of 102221011121227 in words is "one hundred two trillion, two hundred twenty-one billion, eleven million, one hundred twenty-one thousand, two hundred twenty-seven".