302032311012 has 72 divisors (see below), whose sum is σ = 782215794360. Its totient is φ = 98206318080.

The previous prime is 302032311011. The next prime is 302032311013. The reversal of 302032311012 is 210113230203.

It is an interprime number because it is at equal distance from previous prime (302032311011) and next prime (302032311013).

It can be written as a sum of positive squares in 4 ways, for example, as 8771071716 + 293261239296 = 93654^2 + 541536^2 .

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

It is not an unprimeable number, because it can be changed into a prime (302032311011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12641814 + ... + 12665682.

It is an arithmetic number, because the mean of its divisors is an integer number (10864108255).

Almost surely, 2^302032311012 is an apocalyptic number.

It is an amenable number.

302032311012 is an abundant number, since it is smaller than the sum of its proper divisors (480183483348).

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

302032311012 is a wasteful number, since it uses less digits than its factorization.

302032311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32493 (or 32488 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 302032311012 its reverse (210113230203), we get a palindrome (512145541215).

The spelling of 302032311012 in words is "three hundred two billion, thirty-two million, three hundred eleven thousand, twelve".