1322104204240 has 40 divisors (see below), whose sum is σ = 3074290194888. Its totient is φ = 528773222400.

The previous prime is 1322104204199. The next prime is 1322104204261. The reversal of 1322104204240 is 424024012231.

It can be written as a sum of positive squares in 4 ways, for example, as 1019986883136 + 302117321104 = 1009944^2 + 549652^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445561 + ... + 1686040.

Almost surely, 2^{1322104204240} is an apocalyptic number.

1322104204240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322104204240 is an abundant number, since it is smaller than the sum of its proper divisors (1752185990648).

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

1322104204240 is a wasteful number, since it uses less digits than its factorization.

1322104204240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139367 (or 2139361 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1322104204240 its reverse (424024012231), we get a palindrome (1746128216471).

The spelling of 1322104204240 in words is "one trillion, three hundred twenty-two billion, one hundred four million, two hundred four thousand, two hundred forty".