11313030321012 has 96 divisors (see below), whose sum is σ = 31213505836800. Its totient is φ = 3120321318912.

The previous prime is 11313030321001. The next prime is 11313030321023. The reversal of 11313030321012 is 21012303031311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11313030321001) and next prime (11313030321023).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11313030321012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14511414 + ... + 15271122.

It is an arithmetic number, because the mean of its divisors is an integer number (325140685800).

Almost surely, 2^{11313030321012} is an apocalyptic number.

11313030321012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11313030321012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15606752918400).

11313030321012 is an abundant number, since it is smaller than the sum of its proper divisors (19900475515788).

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

11313030321012 is a wasteful number, since it uses less digits than its factorization.

11313030321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765865 (or 765863 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11313030321012 its reverse (21012303031311), we get a palindrome (32325333352323).

The spelling of 11313030321012 in words is "eleven trillion, three hundred thirteen billion, thirty million, three hundred twenty-one thousand, twelve".