13203123203000 has 64 divisors (see below), whose sum is σ = 30928928846400. Its totient is φ = 5275502179200.

The previous prime is 13203123202961. The next prime is 13203123203033. The reversal of 13203123203000 is 30232130231.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6264419 + ... + 8102418.

It is an arithmetic number, because the mean of its divisors is an integer number (483264513225).

Almost surely, 2^{13203123203000} is an apocalyptic number.

13203123203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13203123203000 is an abundant number, since it is smaller than the sum of its proper divisors (17725805643400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13203123203000 is a wasteful number, since it uses less digits than its factorization.

13203123203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14367777 (or 14367763 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13203123203000 its reverse (30232130231), we get a palindrome (13233355333231).

The spelling of 13203123203000 in words is "thirteen trillion, two hundred three billion, one hundred twenty-three million, two hundred three thousand".