210023203424 has 24 divisors (see below), whose sum is σ = 413726657400. Its totient is φ = 104949766656.

The previous prime is 210023203373. The next prime is 210023203427. The reversal of 210023203424 is 424302320012.

It is a self number, because there is not a number n which added to its sum of digits gives 210023203424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210023203427) 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, 1877129 + ... + 1985864.

It is an arithmetic number, because the mean of its divisors is an integer number (17238610725).

Almost surely, 2^210023203424 is an apocalyptic number.

It is an amenable number.

210023203424 is a deficient number, since it is larger than the sum of its proper divisors (203703453976).

210023203424 is a wasteful number, since it uses less digits than its factorization.

210023203424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864702 (or 3864694 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 210023203424 its reverse (424302320012), we get a palindrome (634325523436).

The spelling of 210023203424 in words is "two hundred ten billion, twenty-three million, two hundred three thousand, four hundred twenty-four".