1331413042244 has 24 divisors (see below), whose sum is σ = 2354774960160. Its totient is φ = 658624755456.

The previous prime is 1331413042237. The next prime is 1331413042247. The reversal of 1331413042244 is 4422403141331.

It is a self number, because there is not a number n which added to its sum of digits gives 1331413042244.

It is not an unprimeable number, because it can be changed into a prime (1331413042247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603059 + ... + 1739685.

It is an arithmetic number, because the mean of its divisors is an integer number (98115623340).

Almost surely, 2^{1331413042244} is an apocalyptic number.

It is an amenable number.

1331413042244 is a deficient number, since it is larger than the sum of its proper divisors (1023361917916).

1331413042244 is a wasteful number, since it uses less digits than its factorization.

1331413042244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139747 (or 1139745 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 1331413042244 its reverse (4422403141331), we get a palindrome (5753816183575).

The spelling of 1331413042244 in words is "one trillion, three hundred thirty-one billion, four hundred thirteen million, forty-two thousand, two hundred forty-four".