11321101002000 has 160 divisors (see below), whose sum is σ = 36558783480960. Its totient is φ = 3014034393600.

The previous prime is 11321101001989. The next prime is 11321101002011. The reversal of 11321101002000 is 20010112311.

It is an interprime number because it is at equal distance from previous prime (11321101001989) and next prime (11321101002011).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2138971 + ... + 5217029.

It is an arithmetic number, because the mean of its divisors is an integer number (228492396756).

Almost surely, 2^{11321101002000} is an apocalyptic number.

11321101002000 is a gapful number since it is divisible by the number (10) 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 11321101002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18279391740480).

11321101002000 is an abundant number, since it is smaller than the sum of its proper divisors (25237682478960).

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

11321101002000 is a wasteful number, since it uses less digits than its factorization.

11321101002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078698 (or 3078682 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11321101002000 its reverse (20010112311), we get a palindrome (11341111114311).

The spelling of 11321101002000 in words is "eleven trillion, three hundred twenty-one billion, one hundred one million, two thousand".