210212221142227 has 2 divisors, whose sum is σ = 210212221142228. Its totient is φ = 210212221142226.

The previous prime is 210212221142191. The next prime is 210212221142303. The reversal of 210212221142227 is 722241122212012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210212221142227 is a prime.

It is not a weakly prime, because it can be changed into another prime (210212221146227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105106110571113 + 105106110571114.

It is an arithmetic number, because the mean of its divisors is an integer number (105106110571114).

Almost surely, 2^{210212221142227} is an apocalyptic number.

210212221142227 is a deficient number, since it is larger than the sum of its proper divisors (1).

210212221142227 is an equidigital number, since it uses as much as digits as its factorization.

210212221142227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 31.

Adding to 210212221142227 its reverse (722241122212012), we get a palindrome (932453343354239).

The spelling of 210212221142227 in words is "two hundred ten trillion, two hundred twelve billion, two hundred twenty-one million, one hundred forty-two thousand, two hundred twenty-seven".