12030310443522 has 64 divisors (see below), whose sum is σ = 27715573186560. Its totient is φ = 3410018813376.

The previous prime is 12030310443467. The next prime is 12030310443551. The reversal of 12030310443522 is 22534401303021.

It is a self number, because there is not a number n which added to its sum of digits gives 12030310443522.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 198335803 + ... + 198396449.

It is an arithmetic number, because the mean of its divisors is an integer number (433055831040).

Almost surely, 2^{12030310443522} is an apocalyptic number.

12030310443522 is an abundant number, since it is smaller than the sum of its proper divisors (15685262743038).

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

12030310443522 is a wasteful number, since it uses less digits than its factorization.

12030310443522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97975.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12030310443522 its reverse (22534401303021), we get a palindrome (34564711746543).

The spelling of 12030310443522 in words is "twelve trillion, thirty billion, three hundred ten million, four hundred forty-three thousand, five hundred twenty-two".