21230231022003 has 8 divisors (see below), whose sum is σ = 28307028793600. Its totient is φ = 14153460299208.

The previous prime is 21230231021953. The next prime is 21230231022047. The reversal of 21230231022003 is 30022013203212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21230231022003 - 2¹⁰ = 21230231020979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21230231022083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4853863 + ... + 8125296.

It is an arithmetic number, because the mean of its divisors is an integer number (3538378599200).

Almost surely, 2^{21230231022003} is an apocalyptic number.

21230231022003 is a deficient number, since it is larger than the sum of its proper divisors (7076797771597).

21230231022003 is a wasteful number, since it uses less digits than its factorization.

21230231022003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13524401.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21230231022003 its reverse (30022013203212), we get a palindrome (51252244225215).

The spelling of 21230231022003 in words is "twenty-one trillion, two hundred thirty billion, two hundred thirty-one million, twenty-two thousand, three".