23212123003 has 4 divisors (see below), whose sum is σ = 23429058840. Its totient is φ = 22995187168.

The previous prime is 23212122971. The next prime is 23212123007. The reversal of 23212123003 is 30032121232.

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 23212123003 - 2⁵ = 23212122971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23212123007) 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, 108467758 + ... + 108467971.

It is an arithmetic number, because the mean of its divisors is an integer number (5857264710).

Almost surely, 2^23212123003 is an apocalyptic number.

23212123003 is a deficient number, since it is larger than the sum of its proper divisors (216935837).

23212123003 is a wasteful number, since it uses less digits than its factorization.

23212123003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216935836.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23212123003 its reverse (30032121232), we get a palindrome (53244244235).

The spelling of 23212123003 in words is "twenty-three billion, two hundred twelve million, one hundred twenty-three thousand, three".