10125100 has 54 divisors (see below), whose sum is σ = 23449020. Its totient is φ = 3784320.

The previous prime is 10125091. The next prime is 10125103. The reversal of 10125100 is 152101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10125103) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 138664 + ... + 138736.

Almost surely, 2^10125100 is an apocalyptic number.

10125100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10125100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11724510).

10125100 is an abundant number, since it is smaller than the sum of its proper divisors (13323920).

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

10125100 is a wasteful number, since it uses less digits than its factorization.

10125100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 99 counting only the distinct ones).

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

The square root of 10125100 is about 3181.9962287847. The cubic root of 10125100 is about 216.3381477658.

Adding to 10125100 its reverse (152101), we get a palindrome (10277201).

The spelling of 10125100 in words is "ten million, one hundred twenty-five thousand, one hundred".