1213201333203 has 8 divisors (see below), whose sum is σ = 1617607320000. Its totient is φ = 808798117608.

The previous prime is 1213201333159. The next prime is 1213201333207. The reversal of 1213201333203 is 3023331023121.

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

It is not a de Polignac number, because 1213201333203 - 2⁶ = 1213201333139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213201333207) 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, 769848 + ... + 1737546.

It is an arithmetic number, because the mean of its divisors is an integer number (202200915000).

Almost surely, 2^{1213201333203} is an apocalyptic number.

1213201333203 is a deficient number, since it is larger than the sum of its proper divisors (404405986797).

1213201333203 is an equidigital number, since it uses as much as digits as its factorization.

1213201333203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385601.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1213201333203 its reverse (3023331023121), we get a palindrome (4236532356324).

The spelling of 1213201333203 in words is "one trillion, two hundred thirteen billion, two hundred one million, three hundred thirty-three thousand, two hundred three".