2120233200330 has 128 divisors (see below), whose sum is σ = 6125788108800. Its totient is φ = 458802226944.

The previous prime is 2120233200271. The next prime is 2120233200331. The reversal of 2120233200330 is 330023320212.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 2120233200297 and 2120233200306.

It is not an unprimeable number, because it can be changed into a prime (2120233200331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5639304 + ... + 6003516.

It is an arithmetic number, because the mean of its divisors is an integer number (47857719600).

Almost surely, 2^{2120233200330} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120233200330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3062894054400).

2120233200330 is an abundant number, since it is smaller than the sum of its proper divisors (4005554908470).

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

2120233200330 is a wasteful number, since it uses less digits than its factorization.

2120233200330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365708.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 2120233200330 its reverse (330023320212), we get a palindrome (2450256520542).

The spelling of 2120233200330 in words is "two trillion, one hundred twenty billion, two hundred thirty-three million, two hundred thousand, three hundred thirty".