113033203020 has 144 divisors (see below), whose sum is σ = 351424513440. Its totient is φ = 29392247808.

The previous prime is 113033202983. The next prime is 113033203033. The reversal of 113033203020 is 20302330311.

113033203020 is a `hidden beast` number, since 1 + 1 + 30 + 332 + 0 + 302 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 113033202984 and 113033203002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4763746 + ... + 4787414.

It is an arithmetic number, because the mean of its divisors is an integer number (2440448010).

Almost surely, 2^113033203020 is an apocalyptic number.

113033203020 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 113033203020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175712256720).

113033203020 is an abundant number, since it is smaller than the sum of its proper divisors (238391310420).

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

113033203020 is a wasteful number, since it uses less digits than its factorization.

113033203020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24344 (or 24339 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 113033203020 its reverse (20302330311), we get a palindrome (133335533331).

The spelling of 113033203020 in words is "one hundred thirteen billion, thirty-three million, two hundred three thousand, twenty".