20123023032227 has 2 divisors, whose sum is σ = 20123023032228. Its totient is φ = 20123023032226.

The previous prime is 20123023032191. The next prime is 20123023032269. The reversal of 20123023032227 is 72223032032102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20123023032227 - 2²⁶ = 20122955923363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20123023032227.

It is not a weakly prime, because it can be changed into another prime (20123023002227) 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, 10061511516113 + 10061511516114.

It is an arithmetic number, because the mean of its divisors is an integer number (10061511516114).

Almost surely, 2^{20123023032227} is an apocalyptic number.

20123023032227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123023032227 is an equidigital number, since it uses as much as digits as its factorization.

20123023032227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 20123023032227 its reverse (72223032032102), we get a palindrome (92346055064329).

The spelling of 20123023032227 in words is "twenty trillion, one hundred twenty-three billion, twenty-three million, thirty-two thousand, two hundred twenty-seven".