20000113320000 has 560 divisors, whose sum is σ = 74624013921600. Its totient is φ = 4681313280000.

The previous prime is 20000113319957. The next prime is 20000113320001. The reversal of 20000113320000 is 2331100002.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (20000113320001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 38018766 + ... + 38541234.

Almost surely, 2^{20000113320000} is an apocalyptic number.

20000113320000 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 20000113320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37312006960800).

20000113320000 is an abundant number, since it is smaller than the sum of its proper divisors (54623900601600).

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

20000113320000 is a wasteful number, since it uses less digits than its factorization.

20000113320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522544 (or 522519 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20000113320000 its reverse (2331100002), we get a palindrome (20002444420002).

The spelling of 20000113320000 in words is "twenty trillion, one hundred thirteen million, three hundred twenty thousand".