1331242033142 has 48 divisors (see below), whose sum is σ = 2348054762400. Its totient is φ = 564382570752.

The previous prime is 1331242033141. The next prime is 1331242033151. The reversal of 1331242033142 is 2413302421331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331242033141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3176558 + ... + 3571134.

It is an arithmetic number, because the mean of its divisors is an integer number (48917807550).

Almost surely, 2^{1331242033142} is an apocalyptic number.

1331242033142 is a deficient number, since it is larger than the sum of its proper divisors (1016812729258).

1331242033142 is a wasteful number, since it uses less digits than its factorization.

1331242033142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394965 (or 394958 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1331242033142 its reverse (2413302421331), we get a palindrome (3744544454473).

The spelling of 1331242033142 in words is "one trillion, three hundred thirty-one billion, two hundred forty-two million, thirty-three thousand, one hundred forty-two".