120115250 has 16 divisors (see below), whose sum is σ = 224856216. Its totient is φ = 48046000.

The previous prime is 120115243. The next prime is 120115253. The reversal of 120115250 is 52511021.

It can be written as a sum of positive squares in 4 ways, for example, as 63218401 + 56896849 = 7951^2 + 7543^2 .

It is not an unprimeable number, because it can be changed into a prime (120115253) by changing a digit.

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, 239981 + ... + 240480.

Almost surely, 2^120115250 is an apocalyptic number.

120115250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120115250 is a deficient number, since it is larger than the sum of its proper divisors (104740966).

120115250 is an equidigital number, since it uses as much as digits as its factorization.

120115250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480478 (or 480468 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 120115250 is about 10959.7103063904. The cubic root of 120115250 is about 493.4002704198.

Adding to 120115250 its reverse (52511021), we get a palindrome (172626271).

The spelling of 120115250 in words is "one hundred twenty million, one hundred fifteen thousand, two hundred fifty".