1313312213212 has 6 divisors (see below), whose sum is σ = 2298296373128. Its totient is φ = 656656106604.

The previous prime is 1313312213167. The next prime is 1313312213243. The reversal of 1313312213212 is 2123122133131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164164026648 + ... + 164164026655.

Almost surely, 2^{1313312213212} is an apocalyptic number.

It is an amenable number.

1313312213212 is a deficient number, since it is larger than the sum of its proper divisors (984984159916).

1313312213212 is a wasteful number, since it uses less digits than its factorization.

1313312213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328328053307 (or 328328053305 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

Adding to 1313312213212 its reverse (2123122133131), we get a palindrome (3436434346343).

The spelling of 1313312213212 in words is "one trillion, three hundred thirteen billion, three hundred twelve million, two hundred thirteen thousand, two hundred twelve".