1322213012512 has 96 divisors (see below), whose sum is σ = 2985039388800. Its totient is φ = 564749273088.

The previous prime is 1322213012503. The next prime is 1322213012513. The reversal of 1322213012512 is 2152103122231.

It is not an unprimeable number, because it can be changed into a prime (1322213012513) 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 15 ways as a sum of consecutive naturals, for example, 102578164 + ... + 102591052.

It is an arithmetic number, because the mean of its divisors is an integer number (31094160300).

Almost surely, 2^{1322213012512} 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 1322213012512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1492519694400).

1322213012512 is an abundant number, since it is smaller than the sum of its proper divisors (1662826376288).

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

1322213012512 is a wasteful number, since it uses less digits than its factorization.

1322213012512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14418 (or 14410 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1322213012512 its reverse (2152103122231), we get a palindrome (3474316134743).

The spelling of 1322213012512 in words is "one trillion, three hundred twenty-two billion, two hundred thirteen million, twelve thousand, five hundred twelve".