23133221111003 has 4 divisors (see below), whose sum is σ = 23134134734568. Its totient is φ = 23132307487440.

The previous prime is 23133221110999. The next prime is 23133221111081. The reversal of 23133221111003 is 30011112233132.

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 23133221111003 - 2² = 23133221110999 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 23133221111003.

It is not an unprimeable number, because it can be changed into a prime (23133221111303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456773801 + ... + 456824442.

It is an arithmetic number, because the mean of its divisors is an integer number (5783533683642).

Almost surely, 2^{23133221111003} is an apocalyptic number.

23133221111003 is a deficient number, since it is larger than the sum of its proper divisors (913623565).

23133221111003 is an equidigital number, since it uses as much as digits as its factorization.

23133221111003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913623564.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 23133221111003 its reverse (30011112233132), we get a palindrome (53144333344135).

The spelling of 23133221111003 in words is "twenty-three trillion, one hundred thirty-three billion, two hundred twenty-one million, one hundred eleven thousand, three".