20233142323 has 2 divisors, whose sum is σ = 20233142324. Its totient is φ = 20233142322.

The previous prime is 20233142311. The next prime is 20233142329. The reversal of 20233142323 is 32324133202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20233142323 - 2²⁹ = 19696271411 is a prime.

It is not a weakly prime, because it can be changed into another prime (20233142329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116571161 + 10116571162.

It is an arithmetic number, because the mean of its divisors is an integer number (10116571162).

Almost surely, 2^20233142323 is an apocalyptic number.

20233142323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233142323 is an equidigital number, since it uses as much as digits as its factorization.

20233142323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 20233142323 its reverse (32324133202), we get a palindrome (52557275525).

The spelling of 20233142323 in words is "twenty billion, two hundred thirty-three million, one hundred forty-two thousand, three hundred twenty-three".