11321313311984 has 40 divisors (see below), whose sum is σ = 23974928162640. Its totient is φ = 5147233141248.

The previous prime is 11321313311983. The next prime is 11321313312007. The reversal of 11321313311984 is 48911331312311.

It is a super-2 number, since 2×11321313311984² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 406175549 + ... + 406203420.

It is an arithmetic number, because the mean of its divisors is an integer number (599373204066).

Almost surely, 2^{11321313311984} is an apocalyptic number.

It is an amenable number.

11321313311984 is an abundant number, since it is smaller than the sum of its proper divisors (12653614850656).

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

11321313311984 is a wasteful number, since it uses less digits than its factorization.

11321313311984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812379057 (or 812379051 counting only the distinct ones).

The product of its digits is 46656, while the sum is 41.

The spelling of 11321313311984 in words is "eleven trillion, three hundred twenty-one billion, three hundred thirteen million, three hundred eleven thousand, nine hundred eighty-four".