13423431411242 has 16 divisors (see below), whose sum is σ = 21437355211272. Its totient is φ = 6282008847360.

The previous prime is 13423431411193. The next prime is 13423431411251. The reversal of 13423431411242 is 24211413432431.

It can be written as a sum of positive squares in 4 ways, for example, as 6315827423161 + 7107603988081 = 2513131^2 + 2666009^2 .

It is a super-3 number, since 3×13423431411242³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090620383 + ... + 1090632690.

Almost surely, 2^{13423431411242} is an apocalyptic number.

13423431411242 is a deficient number, since it is larger than the sum of its proper divisors (8013923800030).

13423431411242 is a wasteful number, since it uses less digits than its factorization.

13423431411242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181253273.

The product of its digits is 55296, while the sum is 35.

Adding to 13423431411242 its reverse (24211413432431), we get a palindrome (37634844843673).

The spelling of 13423431411242 in words is "thirteen trillion, four hundred twenty-three billion, four hundred thirty-one million, four hundred eleven thousand, two hundred forty-two".