1231304410143 has 12 divisors (see below), whose sum is σ = 1780621315720. Its totient is φ = 819913990896.

The previous prime is 1231304410123. The next prime is 1231304410207. The reversal of 1231304410143 is 3410144031321.

1231304410143 is a `hidden beast` number, since 1 + 231 + 3 + 0 + 4 + 410 + 14 + 3 = 666.

It is not a de Polignac number, because 1231304410143 - 2⁸ = 1231304409887 is a prime.

It is a super-2 number, since 2×1231304410143² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231304410123) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 79626496 + ... + 79641957.

Almost surely, 2^{1231304410143} is an apocalyptic number.

1231304410143 is a deficient number, since it is larger than the sum of its proper divisors (549316905577).

1231304410143 is a wasteful number, since it uses less digits than its factorization.

1231304410143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159269318 (or 159269315 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1231304410143 its reverse (3410144031321), we get a palindrome (4641448441464).

The spelling of 1231304410143 in words is "one trillion, two hundred thirty-one billion, three hundred four million, four hundred ten thousand, one hundred forty-three".