13421032031203 has 4 divisors (see below), whose sum is σ = 13421587079248. Its totient is φ = 13420476983160.

The previous prime is 13421032031201. The next prime is 13421032031227. The reversal of 13421032031203 is 30213023012431.

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

It is a cyclic number.

It is not a de Polignac number, because 13421032031203 - 2¹ = 13421032031201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13421032031201) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 277487751 + ... + 277536112.

It is an arithmetic number, because the mean of its divisors is an integer number (3355396769812).

Almost surely, 2^{13421032031203} is an apocalyptic number.

13421032031203 is a deficient number, since it is larger than the sum of its proper divisors (555048045).

13421032031203 is an equidigital number, since it uses as much as digits as its factorization.

13421032031203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555048044.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 13421032031203 its reverse (30213023012431), we get a palindrome (43634055043634).

The spelling of 13421032031203 in words is "thirteen trillion, four hundred twenty-one billion, thirty-two million, thirty-one thousand, two hundred three".