1310001323213 has 16 divisors (see below), whose sum is σ = 1459568001024. Its totient is φ = 1165516331760.

The previous prime is 1310001323173. The next prime is 1310001323219. The reversal of 1310001323213 is 3123231000131.

It is not a de Polignac number, because 1310001323213 - 2¹² = 1310001319117 is a prime.

It is a super-2 number, since 2×1310001323213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310001323219) 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, 13977956 + ... + 14071362.

It is an arithmetic number, because the mean of its divisors is an integer number (91223000064).

Almost surely, 2^{1310001323213} is an apocalyptic number.

It is an amenable number.

1310001323213 is a deficient number, since it is larger than the sum of its proper divisors (149566677811).

1310001323213 is a wasteful number, since it uses less digits than its factorization.

1310001323213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120592.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1310001323213 its reverse (3123231000131), we get a palindrome (4433232323344).

The spelling of 1310001323213 in words is "one trillion, three hundred ten billion, one million, three hundred twenty-three thousand, two hundred thirteen".