11321313311982 has 8 divisors (see below), whose sum is σ = 22642626623976. Its totient is φ = 3773771103992.

The previous prime is 11321313311981. The next prime is 11321313311983. The reversal of 11321313311982 is 28911331312311.

It is an interprime number because it is at equal distance from previous prime (11321313311981) and next prime (11321313311983).

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

11321313311982 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 11321313311982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321313311981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943442775993 + ... + 943442776004.

It is an arithmetic number, because the mean of its divisors is an integer number (2830328327997).

Almost surely, 2^{11321313311982} is an apocalyptic number.

11321313311982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11321313311982 is a wasteful number, since it uses less digits than its factorization.

11321313311982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886885552002.

The product of its digits is 23328, while the sum is 39.

The spelling of 11321313311982 in words is "eleven trillion, three hundred twenty-one billion, three hundred thirteen million, three hundred eleven thousand, nine hundred eighty-two".