202013232312 has 32 divisors (see below), whose sum is σ = 522448016400. Its totient is φ = 65015752704.

The previous prime is 202013232307. The next prime is 202013232319. The reversal of 202013232312 is 213232310202.

It is a happy number.

202013232312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202013232319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145123753 + ... + 145125144.

Almost surely, 2^202013232312 is an apocalyptic number.

It is an amenable number.

202013232312 is an abundant number, since it is smaller than the sum of its proper divisors (320434784088).

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

202013232312 is a wasteful number, since it uses less digits than its factorization.

202013232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290248935 (or 290248931 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 202013232312 its reverse (213232310202), we get a palindrome (415245542514).

The spelling of 202013232312 in words is "two hundred two billion, thirteen million, two hundred thirty-two thousand, three hundred twelve".