23012352203 has 4 divisors (see below), whose sum is σ = 23573629128. Its totient is φ = 22451075280.

The previous prime is 23012352197. The next prime is 23012352211. The reversal of 23012352203 is 30225321032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23012352203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23012352263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280638401 + ... + 280638482.

It is an arithmetic number, because the mean of its divisors is an integer number (5893407282).

Almost surely, 2^23012352203 is an apocalyptic number.

23012352203 is a deficient number, since it is larger than the sum of its proper divisors (561276925).

23012352203 is an equidigital number, since it uses as much as digits as its factorization.

23012352203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561276924.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 23012352203 its reverse (30225321032), we get a palindrome (53237673235).

The spelling of 23012352203 in words is "twenty-three billion, twelve million, three hundred fifty-two thousand, two hundred three".