20223842227 has 2 divisors, whose sum is σ = 20223842228. Its totient is φ = 20223842226.

The previous prime is 20223842207. The next prime is 20223842239. The reversal of 20223842227 is 72224832202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20223842227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20223842192 and 20223842201.

It is not a weakly prime, because it can be changed into another prime (20223842207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111921113 + 10111921114.

It is an arithmetic number, because the mean of its divisors is an integer number (10111921114).

Almost surely, 2^20223842227 is an apocalyptic number.

20223842227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223842227 is an equidigital number, since it uses as much as digits as its factorization.

20223842227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 20223842227 in words is "twenty billion, two hundred twenty-three million, eight hundred forty-two thousand, two hundred twenty-seven".