1331444343142 has 16 divisors (see below), whose sum is σ = 2000370002400. Its totient is φ = 664655158080.

The previous prime is 1331444343127. The next prime is 1331444343157. The reversal of 1331444343142 is 2413434441331.

It is an interprime number because it is at equal distance from previous prime (1331444343127) and next prime (1331444343157).

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, 3082959 + ... + 3488197.

It is an arithmetic number, because the mean of its divisors is an integer number (125023125150).

Almost surely, 2^{1331444343142} is an apocalyptic number.

1331444343142 is a deficient number, since it is larger than the sum of its proper divisors (668925659258).

1331444343142 is a wasteful number, since it uses less digits than its factorization.

1331444343142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407871.

The product of its digits is 165888, while the sum is 37.

Adding to 1331444343142 its reverse (2413434441331), we get a palindrome (3744878784473).

The spelling of 1331444343142 in words is "one trillion, three hundred thirty-one billion, four hundred forty-four million, three hundred forty-three thousand, one hundred forty-two".