143412131242 has 16 divisors (see below), whose sum is σ = 231712169472. Its totient is φ = 66375880560.

The previous prime is 143412131221. The next prime is 143412131263. The reversal of 143412131242 is 242131214341.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (143412131221) and next prime (143412131263).

It is a self number, because there is not a number n which added to its sum of digits gives 143412131242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50283333 + ... + 50286184.

It is an arithmetic number, because the mean of its divisors is an integer number (14482010592).

Almost surely, 2^143412131242 is an apocalyptic number.

143412131242 is a deficient number, since it is larger than the sum of its proper divisors (88300038230).

143412131242 is a wasteful number, since it uses less digits than its factorization.

143412131242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100569573.

The product of its digits is 4608, while the sum is 28.

Adding to 143412131242 its reverse (242131214341), we get a palindrome (385543345583).

The spelling of 143412131242 in words is "one hundred forty-three billion, four hundred twelve million, one hundred thirty-one thousand, two hundred forty-two".