20022023233 has 2 divisors, whose sum is σ = 20022023234. Its totient is φ = 20022023232.

The previous prime is 20022023191. The next prime is 20022023237. The reversal of 20022023233 is 33232022002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19246567824 + 775455409 = 138732^2 + 27847^2 .

It is a cyclic number.

It is not a de Polignac number, because 20022023233 - 2¹⁷ = 20021892161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20022023233.

It is not a weakly prime, because it can be changed into another prime (20022023237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011011616 + 10011011617.

It is an arithmetic number, because the mean of its divisors is an integer number (10011011617).

Almost surely, 2^20022023233 is an apocalyptic number.

It is an amenable number.

20022023233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022023233 is an equidigital number, since it uses as much as digits as its factorization.

20022023233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20022023233 its reverse (33232022002), we get a palindrome (53254045235).

The spelling of 20022023233 in words is "twenty billion, twenty-two million, twenty-three thousand, two hundred thirty-three".