20112033300 has 144 divisors (see below), whose sum is σ = 59135381760. Its totient is φ = 5276643840.

The previous prime is 20112033299. The next prime is 20112033301. The reversal of 20112033300 is 333021102.

It is an interprime number because it is at equal distance from previous prime (20112033299) and next prime (20112033301).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20112033300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112033301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7511562 + ... + 7514238.

Almost surely, 2^20112033300 is an apocalyptic number.

20112033300 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 20112033300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29567690880).

20112033300 is an abundant number, since it is smaller than the sum of its proper divisors (39023348460).

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

20112033300 is a wasteful number, since it uses less digits than its factorization.

20112033300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090 (or 3083 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20112033300 its reverse (333021102), we get a palindrome (20445054402).

The spelling of 20112033300 in words is "twenty billion, one hundred twelve million, thirty-three thousand, three hundred".