302242243512 has 128 divisors (see below), whose sum is σ = 872552736000. Its totient is φ = 86373719040.

The previous prime is 302242243489. The next prime is 302242243529. The reversal of 302242243512 is 215342242203.

It is a self number, because there is not a number n which added to its sum of digits gives 302242243512.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 129837 + ... + 788252.

It is an arithmetic number, because the mean of its divisors is an integer number (6816818250).

Almost surely, 2^302242243512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 302242243512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436276368000).

302242243512 is an abundant number, since it is smaller than the sum of its proper divisors (570310492488).

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

302242243512 is a wasteful number, since it uses less digits than its factorization.

302242243512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918181 (or 918177 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 302242243512 its reverse (215342242203), we get a palindrome (517584485715).

The spelling of 302242243512 in words is "three hundred two billion, two hundred forty-two million, two hundred forty-three thousand, five hundred twelve".