1331321103342 has 12 divisors (see below), whose sum is σ = 2884529057280. Its totient is φ = 443773701108.

The previous prime is 1331321103341. The next prime is 1331321103361. The reversal of 1331321103342 is 2433011231331.

1331321103342 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 321 + 1 + 0 + 334 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331321103341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36981141742 + ... + 36981141777.

It is an arithmetic number, because the mean of its divisors is an integer number (240377421440).

Almost surely, 2^{1331321103342} is an apocalyptic number.

1331321103342 is an abundant number, since it is smaller than the sum of its proper divisors (1553207953938).

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

1331321103342 is a wasteful number, since it uses less digits than its factorization.

1331321103342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73962283527 (or 73962283524 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 1331321103342 its reverse (2433011231331), we get a palindrome (3764332334673).

The spelling of 1331321103342 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred three thousand, three hundred forty-two".