331230122 has 16 divisors (see below), whose sum is σ = 508236072. Its totient is φ = 161853120.

The previous prime is 331230079. The next prime is 331230131. The reversal of 331230122 is 221032133.

It can be written as a sum of positive squares in 4 ways, for example, as 70375321 + 260854801 = 8389^2 + 16151^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 331230122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10508 + ... + 27800.

Almost surely, 2^331230122 is an apocalyptic number.

331230122 is a deficient number, since it is larger than the sum of its proper divisors (177005950).

331230122 is a wasteful number, since it uses less digits than its factorization.

331230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17513.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 331230122 is about 18199.7286243504. The cubic root of 331230122 is about 691.8999111815.

Adding to 331230122 its reverse (221032133), we get a palindrome (552262255).

The spelling of 331230122 in words is "three hundred thirty-one million, two hundred thirty thousand, one hundred twenty-two".