23211110003 has 4 divisors (see below), whose sum is σ = 23529070488. Its totient is φ = 22893149520.

The previous prime is 23211109991. The next prime is 23211110099. The reversal of 23211110003 is 30001111232.

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 23211110003 - 2³⁴ = 6031240819 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 23211110003.

It is not an unprimeable number, because it can be changed into a prime (23211110203) 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, 158980133 + ... + 158980278.

It is an arithmetic number, because the mean of its divisors is an integer number (5882267622).

Almost surely, 2^23211110003 is an apocalyptic number.

23211110003 is a deficient number, since it is larger than the sum of its proper divisors (317960485).

23211110003 is an equidigital number, since it uses as much as digits as its factorization.

23211110003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317960484.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23211110003 its reverse (30001111232), we get a palindrome (53212221235).

The spelling of 23211110003 in words is "twenty-three billion, two hundred eleven million, one hundred ten thousand, three".