23030321021203 has 4 divisors (see below), whose sum is σ = 23115935597760. Its totient is φ = 22944706444648.

The previous prime is 23030321021177. The next prime is 23030321021207. The reversal of 23030321021203 is 30212012303032.

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-23030321021203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23030321021207) 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, 42807287875 + ... + 42807288412.

It is an arithmetic number, because the mean of its divisors is an integer number (5778983899440).

Almost surely, 2^{23030321021203} is an apocalyptic number.

23030321021203 is a deficient number, since it is larger than the sum of its proper divisors (85614576557).

23030321021203 is an equidigital number, since it uses as much as digits as its factorization.

23030321021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85614576556.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23030321021203 its reverse (30212012303032), we get a palindrome (53242333324235).

The spelling of 23030321021203 in words is "twenty-three trillion, thirty billion, three hundred twenty-one million, twenty-one thousand, two hundred three".