120331016 has 32 divisors (see below), whose sum is σ = 243911640. Its totient is φ = 55323648.

The previous prime is 120330997. The next prime is 120331039. The reversal of 120331016 is 610133021.

It can be written as a sum of positive squares in 4 ways, for example, as 91278916 + 29052100 = 9554^2 + 5390^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120330985 and 120331003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26720 + ... + 30896.

Almost surely, 2^120331016 is an apocalyptic number.

It is an amenable number.

120331016 is an abundant number, since it is smaller than the sum of its proper divisors (123580624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120331016 is a wasteful number, since it uses less digits than its factorization.

120331016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473 (or 4469 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 120331016 is about 10969.5494893820. The cubic root of 120331016 is about 493.6955294073.

Adding to 120331016 its reverse (610133021), we get a palindrome (730464037).

The spelling of 120331016 in words is "one hundred twenty million, three hundred thirty-one thousand, sixteen".