20033113000 has 128 divisors (see below), whose sum is σ = 48663763200. Its totient is φ = 7709856000.

The previous prime is 20033112997. The next prime is 20033113003. The reversal of 20033113000 is 31133002.

It is an interprime number because it is at equal distance from previous prime (20033112997) and next prime (20033113003).

It is not an unprimeable number, because it can be changed into a prime (20033113003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9597957 + ... + 9600043.

It is an arithmetic number, because the mean of its divisors is an integer number (380185650).

Almost surely, 2^20033113000 is an apocalyptic number.

20033113000 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 20033113000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24331881600).

20033113000 is an abundant number, since it is smaller than the sum of its proper divisors (28630650200).

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

20033113000 is a wasteful number, since it uses less digits than its factorization.

20033113000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468 (or 2454 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 20033113000 its reverse (31133002), we get a palindrome (20064246002).

The spelling of 20033113000 in words is "twenty billion, thirty-three million, one hundred thirteen thousand".