10020113232320 has 112 divisors (see below), whose sum is σ = 24372590238720. Its totient is φ = 3922038887424.

The previous prime is 10020113232307. The next prime is 10020113232329. The reversal of 10020113232320 is 2323231102001.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10020113232292 and 10020113232301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020113232329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84751487 + ... + 84869633.

Almost surely, 2^{10020113232320} is an apocalyptic number.

10020113232320 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 10020113232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12186295119360).

10020113232320 is an abundant number, since it is smaller than the sum of its proper divisors (14352477006400).

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

10020113232320 is a wasteful number, since it uses less digits than its factorization.

10020113232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123850 (or 123840 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10020113232320 its reverse (2323231102001), we get a palindrome (12343344334321).

The spelling of 10020113232320 in words is "ten trillion, twenty billion, one hundred thirteen million, two hundred thirty-two thousand, three hundred twenty".