20113322130000 has 600 divisors, whose sum is σ = 77026424904000. Its totient is φ = 4857354240000.

The previous prime is 20113322129969. The next prime is 20113322130047. The reversal of 20113322130000 is 3122331102.

20113322130000 is a `hidden beast` number, since 2 + 0 + 11 + 332 + 21 + 300 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (600).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 260331376 + ... + 260408624.

It is an arithmetic number, because the mean of its divisors is an integer number (128377374840).

Almost surely, 2^{20113322130000} is an apocalyptic number.

20113322130000 is a gapful number since it is divisible by the number (20) 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 20113322130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38513212452000).

20113322130000 is an abundant number, since it is smaller than the sum of its proper divisors (56913102774000).

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

20113322130000 is a wasteful number, since it uses less digits than its factorization.

20113322130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77557 (or 77533 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20113322130000 its reverse (3122331102), we get a palindrome (20116444461102).

The spelling of 20113322130000 in words is "twenty trillion, one hundred thirteen billion, three hundred twenty-two million, one hundred thirty thousand".