1213413210203 has 6 divisors (see below), whose sum is σ = 1288989119796. Its totient is φ = 1142035962272.

The previous prime is 1213413210193. The next prime is 1213413210257. The reversal of 1213413210203 is 3020123143121.

It is not a de Polignac number, because 1213413210203 - 2³² = 1209118242907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1213413210103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2099330525 + ... + 2099331102.

It is an arithmetic number, because the mean of its divisors is an integer number (214831519966).

Almost surely, 2^{1213413210203} is an apocalyptic number.

1213413210203 is a deficient number, since it is larger than the sum of its proper divisors (75575909593).

1213413210203 is an equidigital number, since it uses as much as digits as its factorization.

1213413210203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4198661661 (or 4198661644 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1213413210203 its reverse (3020123143121), we get a palindrome (4233536353324).

The spelling of 1213413210203 in words is "one trillion, two hundred thirteen billion, four hundred thirteen million, two hundred ten thousand, two hundred three".