3431420013331 has 4 divisors (see below), whose sum is σ = 3454449678000. Its totient is φ = 3408390348664.

The previous prime is 3431420013323. The next prime is 3431420013367. The reversal of 3431420013331 is 1333100241343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3431420013331 - 2³ = 3431420013323 is a prime.

It is a super-2 number, since 2×3431420013331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3431420013331.

It is not an unprimeable number, because it can be changed into a prime (3431420083331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11514832111 + ... + 11514832408.

It is an arithmetic number, because the mean of its divisors is an integer number (863612419500).

Almost surely, 2^{3431420013331} is an apocalyptic number.

3431420013331 is a deficient number, since it is larger than the sum of its proper divisors (23029664669).

3431420013331 is a wasteful number, since it uses less digits than its factorization.

3431420013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23029664668.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 3431420013331 its reverse (1333100241343), we get a palindrome (4764520254674).

The spelling of 3431420013331 in words is "three trillion, four hundred thirty-one billion, four hundred twenty million, thirteen thousand, three hundred thirty-one".