331434004311 has 20 divisors (see below), whose sum is σ = 497286224952. Its totient is φ = 219982616208.

The previous prime is 331434004309. The next prime is 331434004337. The reversal of 331434004311 is 113400434133.

331434004311 is a `hidden beast` number, since 3 + 3 + 1 + 4 + 340 + 0 + 4 + 311 = 666.

It is not a de Polignac number, because 331434004311 - 2¹ = 331434004309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331434005311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8994340 + ... + 9031113.

Almost surely, 2^331434004311 is an apocalyptic number.

331434004311 is a deficient number, since it is larger than the sum of its proper divisors (165852220641).

331434004311 is a wasteful number, since it uses less digits than its factorization.

331434004311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18025692 (or 18025683 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 331434004311 its reverse (113400434133), we get a palindrome (444834438444).

The spelling of 331434004311 in words is "three hundred thirty-one billion, four hundred thirty-four million, four thousand, three hundred eleven".