1312033220013 has 16 divisors (see below), whose sum is σ = 1752841918080. Its totient is φ = 872957535744.

The previous prime is 1312033220011. The next prime is 1312033220023. The reversal of 1312033220013 is 3100223302131.

It is not a de Polignac number, because 1312033220013 - 2¹ = 1312033220011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312033220011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6054193 + ... + 6267161.

It is an arithmetic number, because the mean of its divisors is an integer number (109552619880).

Almost surely, 2^{1312033220013} is an apocalyptic number.

It is an amenable number.

1312033220013 is a deficient number, since it is larger than the sum of its proper divisors (440808698067).

1312033220013 is a wasteful number, since it uses less digits than its factorization.

1312033220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217028.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1312033220013 its reverse (3100223302131), we get a palindrome (4412256522144).

The spelling of 1312033220013 in words is "one trillion, three hundred twelve billion, thirty-three million, two hundred twenty thousand, thirteen".