1213313003333 has 4 divisors (see below), whose sum is σ = 1225326003468. Its totient is φ = 1201300003200.

The previous prime is 1213313003327. The next prime is 1213313003347. The reversal of 1213313003333 is 3333003133121.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1122144031969 + 91168971364 = 1059313^2 + 301942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1213313003333 - 2⁴ = 1213313003317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213313003933) 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, 6006499916 + ... + 6006500117.

It is an arithmetic number, because the mean of its divisors is an integer number (306331500867).

Almost surely, 2^{1213313003333} is an apocalyptic number.

It is an amenable number.

1213313003333 is a deficient number, since it is larger than the sum of its proper divisors (12013000135).

1213313003333 is a wasteful number, since it uses less digits than its factorization.

1213313003333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12013000134.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 1213313003333 its reverse (3333003133121), we get a palindrome (4546316136454).

The spelling of 1213313003333 in words is "one trillion, two hundred thirteen billion, three hundred thirteen million, three thousand, three hundred thirty-three".