331130 has 8 divisors (see below), whose sum is σ = 596052. Its totient is φ = 132448.

The previous prime is 331127. The next prime is 331141. The reversal of 331130 is 31133.

331130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 316969 + 14161 = 563^2 + 119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16547 + ... + 16566.

2³³¹¹³⁰ is an apocalyptic number.

331130 is a deficient number, since it is larger than the sum of its proper divisors (264922).

331130 is a wasteful number, since it uses less digits than its factorization.

331130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33120.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 331130 is about 575.4389628796. The cubic root of 331130 is about 69.1830189882.

Adding to 331130 its reverse (31133), we get a palindrome (362263).

The spelling of 331130 in words is "three hundred thirty-one thousand, one hundred thirty".