221010022212227 has 2 divisors, whose sum is σ = 221010022212228. Its totient is φ = 221010022212226.

The previous prime is 221010022212209. The next prime is 221010022212289. The reversal of 221010022212227 is 722212220010122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221010022212227 - 2¹⁰ = 221010022211203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221010022212196 and 221010022212205.

It is not a weakly prime, because it can be changed into another prime (221010072212227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110505011106113 + 110505011106114.

It is an arithmetic number, because the mean of its divisors is an integer number (110505011106114).

Almost surely, 2^{221010022212227} is an apocalyptic number.

221010022212227 is a deficient number, since it is larger than the sum of its proper divisors (1).

221010022212227 is an equidigital number, since it uses as much as digits as its factorization.

221010022212227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

Adding to 221010022212227 its reverse (722212220010122), we get a palindrome (943222242222349).

The spelling of 221010022212227 in words is "two hundred twenty-one trillion, ten billion, twenty-two million, two hundred twelve thousand, two hundred twenty-seven".