20213022227 has 2 divisors, whose sum is σ = 20213022228. Its totient is φ = 20213022226.

The previous prime is 20213022199. The next prime is 20213022289. The reversal of 20213022227 is 72222031202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20213022227 - 2⁸ = 20213021971 is a prime.

It is not a weakly prime, because it can be changed into another prime (20213022527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106511113 + 10106511114.

It is an arithmetic number, because the mean of its divisors is an integer number (10106511114).

Almost surely, 2^20213022227 is an apocalyptic number.

20213022227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213022227 is an equidigital number, since it uses as much as digits as its factorization.

20213022227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 20213022227 its reverse (72222031202), we get a palindrome (92435053429).

The spelling of 20213022227 in words is "twenty billion, two hundred thirteen million, twenty-two thousand, two hundred twenty-seven".