20023320227 has 2 divisors, whose sum is σ = 20023320228. Its totient is φ = 20023320226.

The previous prime is 20023320223. The next prime is 20023320257. The reversal of 20023320227 is 72202332002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20023320227 - 2² = 20023320223 is a prime.

It is not a weakly prime, because it can be changed into another prime (20023320223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011660113 + 10011660114.

It is an arithmetic number, because the mean of its divisors is an integer number (10011660114).

Almost surely, 2^20023320227 is an apocalyptic number.

20023320227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023320227 is an equidigital number, since it uses as much as digits as its factorization.

20023320227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 23.

Adding to 20023320227 its reverse (72202332002), we get a palindrome (92225652229).

The spelling of 20023320227 in words is "twenty billion, twenty-three million, three hundred twenty thousand, two hundred twenty-seven".