23003021033 has 2 divisors, whose sum is σ = 23003021034. Its totient is φ = 23003021032.

The previous prime is 23003021029. The next prime is 23003021039. The reversal of 23003021033 is 33012030032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15284871424 + 7718149609 = 123632^2 + 87853^2 .

It is a cyclic number.

It is not a de Polignac number, because 23003021033 - 2² = 23003021029 is a prime.

It is not a weakly prime, because it can be changed into another prime (23003021039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501510516 + 11501510517.

It is an arithmetic number, because the mean of its divisors is an integer number (11501510517).

Almost surely, 2^23003021033 is an apocalyptic number.

It is an amenable number.

23003021033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23003021033 is an equidigital number, since it uses as much as digits as its factorization.

23003021033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 23003021033 its reverse (33012030032), we get a palindrome (56015051065).

The spelling of 23003021033 in words is "twenty-three billion, three million, twenty-one thousand, thirty-three".