20333113023 has 4 divisors (see below), whose sum is σ = 27110817368. Its totient is φ = 13555408680.

The previous prime is 20333112967. The next prime is 20333113027. The reversal of 20333113023 is 32031133302.

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

It is not a de Polignac number, because 20333113023 - 2¹⁶ = 20333047487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333113027) 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, 3388852168 + ... + 3388852173.

It is an arithmetic number, because the mean of its divisors is an integer number (6777704342).

Almost surely, 2^20333113023 is an apocalyptic number.

20333113023 is a deficient number, since it is larger than the sum of its proper divisors (6777704345).

20333113023 is an equidigital number, since it uses as much as digits as its factorization.

20333113023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777704344.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 20333113023 its reverse (32031133302), we get a palindrome (52364246325).

The spelling of 20333113023 in words is "twenty billion, three hundred thirty-three million, one hundred thirteen thousand, twenty-three".