331431202134133 has 4 divisors (see below), whose sum is σ = 334712699185068. Its totient is φ = 328149705083200.

The previous prime is 331431202134103. The next prime is 331431202134157.

331431202134133 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 193021200744849 + 138410001389284 = 13893207^2 + 11764778^2 .

It is a cyclic number.

It is not a de Polignac number, because 331431202134133 - 2¹³ = 331431202125941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331431202134103) 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, 1640748525316 + ... + 1640748525517.

It is an arithmetic number, because the mean of its divisors is an integer number (83678174796267).

Almost surely, 2^{331431202134133} is an apocalyptic number.

It is an amenable number.

331431202134133 is a deficient number, since it is larger than the sum of its proper divisors (3281497050935).

331431202134133 is a wasteful number, since it uses less digits than its factorization.

331431202134133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281497050934.

The product of its (nonzero) digits is 46656, while the sum is 34.

It can be divided in two parts, 33143120 and 2134133, that added together give a palindrome (35277253).

The spelling of 331431202134133 in words is "three hundred thirty-one trillion, four hundred thirty-one billion, two hundred two million, one hundred thirty-four thousand, one hundred thirty-three".