23333023220321 has 2 divisors, whose sum is σ = 23333023220322. Its totient is φ = 23333023220320.

The previous prime is 23333023220257. The next prime is 23333023220333. The reversal of 23333023220321 is 12302232033332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19238224099600 + 4094799120721 = 4386140^2 + 2023561^2 .

It is a cyclic number.

It is not a de Polignac number, because 23333023220321 - 2⁶ = 23333023220257 is a prime.

It is not a weakly prime, because it can be changed into another prime (23333026220321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666511610160 + 11666511610161.

It is an arithmetic number, because the mean of its divisors is an integer number (11666511610161).

Almost surely, 2^{23333023220321} is an apocalyptic number.

It is an amenable number.

23333023220321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333023220321 is an equidigital number, since it uses as much as digits as its factorization.

23333023220321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 23333023220321 its reverse (12302232033332), we get a palindrome (35635255253653).

The spelling of 23333023220321 in words is "twenty-three trillion, three hundred thirty-three billion, twenty-three million, two hundred twenty thousand, three hundred twenty-one".