13022021030312 has 64 divisors (see below), whose sum is σ = 28604879049600. Its totient is φ = 5440946549760.

The previous prime is 13022021030279. The next prime is 13022021030339. The reversal of 13022021030312 is 21303012022031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311239 + ... + 5269097.

It is an arithmetic number, because the mean of its divisors is an integer number (446951235150).

Almost surely, 2^{13022021030312} 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 13022021030312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14302439524800).

13022021030312 is an abundant number, since it is smaller than the sum of its proper divisors (15582858019288).

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

13022021030312 is a wasteful number, since it uses less digits than its factorization.

13022021030312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3959346 (or 3959342 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13022021030312 its reverse (21303012022031), we get a palindrome (34325033052343).

The spelling of 13022021030312 in words is "thirteen trillion, twenty-two billion, twenty-one million, thirty thousand, three hundred twelve".