1322012242544 has 80 divisors (see below), whose sum is σ = 3108441547008. Its totient is φ = 531711630336.

The previous prime is 1322012242513. The next prime is 1322012242553. The reversal of 1322012242544 is 4452422102231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322012242544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339794 + ... + 1661169.

Almost surely, 2^{1322012242544} is an apocalyptic number.

1322012242544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1322012242544 is an abundant number, since it is smaller than the sum of its proper divisors (1786429304464).

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

1322012242544 is a wasteful number, since it uses less digits than its factorization.

1322012242544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001342 (or 2001336 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 1322012242544 its reverse (4452422102231), we get a palindrome (5774434344775).

The spelling of 1322012242544 in words is "one trillion, three hundred twenty-two billion, twelve million, two hundred forty-two thousand, five hundred forty-four".