343431231442 has 16 divisors (see below), whose sum is σ = 555593014872. Its totient is φ = 158272583040.

The previous prime is 343431231427. The next prime is 343431231463. The reversal of 343431231442 is 244132134343.

It can be written as a sum of positive squares in 4 ways, for example, as 241345230361 + 102086001081 = 491269^2 + 319509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 343431231398 and 343431231407.

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 7 ways as a sum of consecutive naturals, for example, 9737859 + ... + 9773062.

Almost surely, 2^343431231442 is an apocalyptic number.

343431231442 is a deficient number, since it is larger than the sum of its proper divisors (212161783430).

343431231442 is a wasteful number, since it uses less digits than its factorization.

343431231442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19511613.

The product of its digits is 82944, while the sum is 34.

Adding to 343431231442 its reverse (244132134343), we get a palindrome (587563365785).

The spelling of 343431231442 in words is "three hundred forty-three billion, four hundred thirty-one million, two hundred thirty-one thousand, four hundred forty-two".