2012203320 has 32 divisors (see below), whose sum is σ = 6036610320. Its totient is φ = 536587520.

The previous prime is 2012203307. The next prime is 2012203321. The reversal of 2012203320 is 233022102.

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 2012203320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012203321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8384061 + ... + 8384300.

Almost surely, 2^2012203320 is an apocalyptic number.

2012203320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012203320 is an abundant number, since it is smaller than the sum of its proper divisors (4024407000).

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

2012203320 is a wasteful number, since it uses less digits than its factorization.

2012203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16768375 (or 16768371 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2012203320 is about 44857.5893244387. The cubic root of 2012203320 is about 1262.4783922061.

Adding to 2012203320 its reverse (233022102), we get a palindrome (2245225422).

The spelling of 2012203320 in words is "two billion, twelve million, two hundred three thousand, three hundred twenty".