4023121220323 has 2 divisors, whose sum is σ = 4023121220324. Its totient is φ = 4023121220322.

The previous prime is 4023121220267. The next prime is 4023121220329. The reversal of 4023121220323 is 3230221213204.

4023121220323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4023121220323 - 2²⁹ = 4022584349411 is a prime.

It is not a weakly prime, because it can be changed into another prime (4023121220329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011560610161 + 2011560610162.

It is an arithmetic number, because the mean of its divisors is an integer number (2011560610162).

Almost surely, 2^{4023121220323} is an apocalyptic number.

4023121220323 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023121220323 is an equidigital number, since it uses as much as digits as its factorization.

4023121220323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 4023121220323 its reverse (3230221213204), we get a palindrome (7253342433527).

The spelling of 4023121220323 in words is "four trillion, twenty-three billion, one hundred twenty-one million, two hundred twenty thousand, three hundred twenty-three".