20012211002227 has 2 divisors, whose sum is σ = 20012211002228. Its totient is φ = 20012211002226.

The previous prime is 20012211002153. The next prime is 20012211002237. The reversal of 20012211002227 is 72220011221002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20012211002227 - 2⁴³ = 11216117980019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20012211002198 and 20012211002207.

It is not a weakly prime, because it can be changed into another prime (20012211002237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006105501113 + 10006105501114.

It is an arithmetic number, because the mean of its divisors is an integer number (10006105501114).

Almost surely, 2^{20012211002227} is an apocalyptic number.

20012211002227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20012211002227 is an equidigital number, since it uses as much as digits as its factorization.

20012211002227 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 22.

Adding to 20012211002227 its reverse (72220011221002), we get a palindrome (92232222223229).

The spelling of 20012211002227 in words is "twenty trillion, twelve billion, two hundred eleven million, two thousand, two hundred twenty-seven".