1101311331213 has 8 divisors (see below), whose sum is σ = 1472289556000. Its totient is φ = 732270330288.

The previous prime is 1101311331157. The next prime is 1101311331233. The reversal of 1101311331213 is 3121331131011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101311331213 - 2²⁰ = 1101310282637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101311331213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101311331233) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 484304638 + ... + 484306911.

It is an arithmetic number, because the mean of its divisors is an integer number (184036194500).

Almost surely, 2^{1101311331213} is an apocalyptic number.

It is an amenable number.

1101311331213 is a deficient number, since it is larger than the sum of its proper divisors (370978224787).

1101311331213 is an equidigital number, since it uses as much as digits as its factorization.

1101311331213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968611931.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 1101311331213 its reverse (3121331131011), we get a palindrome (4222642462224).

The spelling of 1101311331213 in words is "one trillion, one hundred one billion, three hundred eleven million, three hundred thirty-one thousand, two hundred thirteen".