10500120 has 48 divisors (see below), whose sum is σ = 34126560. Its totient is φ = 2799936.

The previous prime is 10500109. The next prime is 10500137. The reversal of 10500120 is 2100501.

It is a happy number.

It is a super-2 number, since 2×10500120² = 220505040028800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14224 + ... + 14943.

It is an arithmetic number, because the mean of its divisors is an integer number (710970).

Almost surely, 2^10500120 is an apocalyptic number.

10500120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10500120 is an abundant number, since it is smaller than the sum of its proper divisors (23626440).

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

10500120 is a wasteful number, since it uses less digits than its factorization.

10500120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29184 (or 29177 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 10500120 is about 3240.3888655530. The cubic root of 10500120 is about 218.9767911853.

Adding to 10500120 its reverse (2100501), we get a palindrome (12600621).

The spelling of 10500120 in words is "ten million, five hundred thousand, one hundred twenty".