20233422017 has 2 divisors, whose sum is σ = 20233422018. Its totient is φ = 20233422016.

The previous prime is 20233421939. The next prime is 20233422029. The reversal of 20233422017 is 71022433202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18633342016 + 1600080001 = 136504^2 + 40001^2 .

It is a cyclic number.

It is not a de Polignac number, because 20233422017 - 2¹⁸ = 20233159873 is a prime.

It is not a weakly prime, because it can be changed into another prime (20233422217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116711008 + 10116711009.

It is an arithmetic number, because the mean of its divisors is an integer number (10116711009).

Almost surely, 2^20233422017 is an apocalyptic number.

It is an amenable number.

20233422017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233422017 is an equidigital number, since it uses as much as digits as its factorization.

20233422017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 20233422017 its reverse (71022433202), we get a palindrome (91255855219).

The spelling of 20233422017 in words is "twenty billion, two hundred thirty-three million, four hundred twenty-two thousand, seventeen".