125002110 has 16 divisors (see below), whose sum is σ = 300005136. Its totient is φ = 33333888.

The previous prime is 125002109. The next prime is 125002117. The reversal of 125002110 is 11200521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125002117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2083339 + ... + 2083398.

It is an arithmetic number, because the mean of its divisors is an integer number (18750321).

Almost surely, 2^125002110 is an apocalyptic number.

125002110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125002110 is an abundant number, since it is smaller than the sum of its proper divisors (175003026).

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

125002110 is a wasteful number, since it uses less digits than its factorization.

125002110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4166747.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 125002110 is about 11180.4342491694. The cubic root of 125002110 is about 500.0028133175.

Adding to 125002110 its reverse (11200521), we get a palindrome (136202631).

The spelling of 125002110 in words is "one hundred twenty-five million, two thousand, one hundred ten".