1313605223206 has 4 divisors (see below), whose sum is σ = 1970407834812. Its totient is φ = 656802611602.

The previous prime is 1313605223131. The next prime is 1313605223213. The reversal of 1313605223206 is 6023225063131.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328401305800 + ... + 328401305803.

It is an arithmetic number, because the mean of its divisors is an integer number (492601958703).

Almost surely, 2^{1313605223206} is an apocalyptic number.

1313605223206 is a deficient number, since it is larger than the sum of its proper divisors (656802611606).

1313605223206 is an equidigital number, since it uses as much as digits as its factorization.

1313605223206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656802611605.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 1313605223206 in words is "one trillion, three hundred thirteen billion, six hundred five million, two hundred twenty-three thousand, two hundred six".