20233001323 has 4 divisors (see below), whose sum is σ = 20247122088. Its totient is φ = 20218880560.

The previous prime is 20233001297. The next prime is 20233001359. The reversal of 20233001323 is 32310033202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20233001323 - 2⁹ = 20233000811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20233001323.

It is not an unprimeable number, because it can be changed into a prime (20233001623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7058233 + ... + 7061098.

It is an arithmetic number, because the mean of its divisors is an integer number (5061780522).

Almost surely, 2^20233001323 is an apocalyptic number.

20233001323 is a deficient number, since it is larger than the sum of its proper divisors (14120765).

20233001323 is a wasteful number, since it uses less digits than its factorization.

20233001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14120764.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20233001323 its reverse (32310033202), we get a palindrome (52543034525).

The spelling of 20233001323 in words is "twenty billion, two hundred thirty-three million, one thousand, three hundred twenty-three".