20123231232333 has 8 divisors (see below), whose sum is σ = 26847051061600. Its totient is φ = 13407449445648.

The previous prime is 20123231232323. The next prime is 20123231232361. The reversal of 20123231232333 is 33323213232102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20123231232333 - 2⁸ = 20123231232077 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 20123231232333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123231232323) 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 in 7 ways as a sum of consecutive naturals, for example, 2009504803 + ... + 2009514816.

It is an arithmetic number, because the mean of its divisors is an integer number (3355881382700).

Almost surely, 2^{20123231232333} is an apocalyptic number.

It is an amenable number.

20123231232333 is a deficient number, since it is larger than the sum of its proper divisors (6723819829267).

20123231232333 is a wasteful number, since it uses less digits than its factorization.

20123231232333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019021291.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 20123231232333 its reverse (33323213232102), we get a palindrome (53446444464435).

The spelling of 20123231232333 in words is "twenty trillion, one hundred twenty-three billion, two hundred thirty-one million, two hundred thirty-two thousand, three hundred thirty-three".