3201123300 has 72 divisors (see below), whose sum is σ = 9287072256. Its totient is φ = 851314560.

The previous prime is 3201123281. The next prime is 3201123349. The reversal of 3201123300 is 33211023.

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 3201123300.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97597 + ... + 126203.

Almost surely, 2^3201123300 is an apocalyptic number.

3201123300 is a gapful number since it is divisible by the number (30) 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 3201123300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4643536128).

3201123300 is an abundant number, since it is smaller than the sum of its proper divisors (6085948956).

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

3201123300 is a wasteful number, since it uses less digits than its factorization.

3201123300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28997 (or 28990 counting only the distinct ones).

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

The square root of 3201123300 is about 56578.4702868503. The cubic root of 3201123300 is about 1473.7850073085.

Adding to 3201123300 its reverse (33211023), we get a palindrome (3234334323).

The spelling of 3201123300 in words is "three billion, two hundred one million, one hundred twenty-three thousand, three hundred".