103313250 has 192 divisors, whose sum is σ = 307947744. Its totient is φ = 24883200.

The previous prime is 103313227. The next prime is 103313261. The reversal of 103313250 is 52313301.

103313250 is a `hidden beast` number, since 10 + 331 + 325 + 0 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 3932289 + 99380961 = 1983^2 + 9969^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1415214 + ... + 1415286.

Almost surely, 2^103313250 is an apocalyptic number.

103313250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 103313250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153973872).

103313250 is an abundant number, since it is smaller than the sum of its proper divisors (204634494).

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

103313250 is a wasteful number, since it uses less digits than its factorization.

103313250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 103313250 is about 10164.3125689837. The cubic root of 103313250 is about 469.2295359293.

Adding to 103313250 its reverse (52313301), we get a palindrome (155626551).

The spelling of 103313250 in words is "one hundred three million, three hundred thirteen thousand, two hundred fifty".