1312200334143 has 24 divisors (see below), whose sum is σ = 1988736378720. Its totient is φ = 832142393280.

The previous prime is 1312200334141. The next prime is 1312200334171. The reversal of 1312200334143 is 3414330022131.

It is a happy number.

1312200334143 is a `hidden beast` number, since 1 + 3 + 12 + 200 + 33 + 414 + 3 = 666.

It is not a de Polignac number, because 1312200334143 - 2¹ = 1312200334141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312200334141) 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, 17473948 + ... + 17548881.

It is an arithmetic number, because the mean of its divisors is an integer number (82864015780).

Almost surely, 2^{1312200334143} is an apocalyptic number.

1312200334143 is a deficient number, since it is larger than the sum of its proper divisors (676536044577).

1312200334143 is a wasteful number, since it uses less digits than its factorization.

1312200334143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35023039 (or 35023036 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1312200334143 its reverse (3414330022131), we get a palindrome (4726530356274).

The spelling of 1312200334143 in words is "one trillion, three hundred twelve billion, two hundred million, three hundred thirty-four thousand, one hundred forty-three".