1331200143142 has 8 divisors (see below), whose sum is σ = 2011375399176. Its totient is φ = 660741676752.

The previous prime is 1331200143121. The next prime is 1331200143167. The reversal of 1331200143142 is 2413410021331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1331200143142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2429197068 + ... + 2429197615.

It is an arithmetic number, because the mean of its divisors is an integer number (251421924897).

Almost surely, 2^{1331200143142} is an apocalyptic number.

1331200143142 is a deficient number, since it is larger than the sum of its proper divisors (680175256034).

1331200143142 is a wasteful number, since it uses less digits than its factorization.

1331200143142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858394822.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1331200143142 its reverse (2413410021331), we get a palindrome (3744610164473).

The spelling of 1331200143142 in words is "one trillion, three hundred thirty-one billion, two hundred million, one hundred forty-three thousand, one hundred forty-two".