20032203330 has 96 divisors (see below), whose sum is σ = 53095461120. Its totient is φ = 5238597120.

The previous prime is 20032203319. The next prime is 20032203361. The reversal of 20032203330 is 3330223002.

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

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, 2284234 + ... + 2292986.

It is an arithmetic number, because the mean of its divisors is an integer number (553077720).

Almost surely, 2^20032203330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20032203330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26547730560).

20032203330 is an abundant number, since it is smaller than the sum of its proper divisors (33063257790).

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

20032203330 is a wasteful number, since it uses less digits than its factorization.

20032203330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9256 (or 9253 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 20032203330 its reverse (3330223002), we get a palindrome (23362426332).

The spelling of 20032203330 in words is "twenty billion, thirty-two million, two hundred three thousand, three hundred thirty".