2001223202023 has 2 divisors, whose sum is σ = 2001223202024. Its totient is φ = 2001223202022.

The previous prime is 2001223202021. The next prime is 2001223202087. The reversal of 2001223202023 is 3202023221002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001223202023 - 2¹ = 2001223202021 is a prime.

Together with 2001223202021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001223202021) 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, 1000611601011 + 1000611601012.

It is an arithmetic number, because the mean of its divisors is an integer number (1000611601012).

Almost surely, 2^{2001223202023} is an apocalyptic number.

2001223202023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001223202023 is an equidigital number, since it uses as much as digits as its factorization.

2001223202023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2001223202023 its reverse (3202023221002), we get a palindrome (5203246423025).

The spelling of 2001223202023 in words is "two trillion, one billion, two hundred twenty-three million, two hundred two thousand, twenty-three".