320202012 has 24 divisors (see below), whose sum is σ = 804610576. Its totient is φ = 98523648.

The previous prime is 320201989. The next prime is 320202019. The reversal of 320202012 is 210202023.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320202019) 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, 1026133 + ... + 1026444.

Almost surely, 2^320202012 is an apocalyptic number.

It is an amenable number.

320202012 is an abundant number, since it is smaller than the sum of its proper divisors (484408564).

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

320202012 is a wasteful number, since it uses less digits than its factorization.

320202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052597 (or 2052595 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 320202012 is about 17894.1893362063. The cubic root of 320202012 is about 684.1342799193.

Adding to 320202012 its reverse (210202023), we get a palindrome (530404035).

The spelling of 320202012 in words is "three hundred twenty million, two hundred two thousand, twelve".