2302321212 has 48 divisors (see below), whose sum is σ = 6021835680. Its totient is φ = 760644864.

The previous prime is 2302321157. The next prime is 2302321213. The reversal of 2302321212 is 2121232032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302321213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82123 + ... + 106530.

It is an arithmetic number, because the mean of its divisors is an integer number (125454910).

Almost surely, 2^2302321212 is an apocalyptic number.

It is an amenable number.

2302321212 is an abundant number, since it is smaller than the sum of its proper divisors (3719514468).

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

2302321212 is a wasteful number, since it uses less digits than its factorization.

2302321212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188779 (or 188771 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2302321212 is about 47982.5094383360. The cubic root of 2302321212 is about 1320.4500325017.

Adding to 2302321212 its reverse (2121232032), we get a palindrome (4423553244).

The spelling of 2302321212 in words is "two billion, three hundred two million, three hundred twenty-one thousand, two hundred twelve".