125001210 has 32 divisors (see below), whose sum is σ = 307323072. Its totient is φ = 32520320.

The previous prime is 125001199. The next prime is 125001211. The reversal of 125001210 is 12100521.

It is not an unprimeable number, because it can be changed into a prime (125001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49584 + ... + 52043.

It is an arithmetic number, because the mean of its divisors is an integer number (9603846).

Almost surely, 2^125001210 is an apocalyptic number.

125001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125001210 is an abundant number, since it is smaller than the sum of its proper divisors (182321862).

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

125001210 is a wasteful number, since it uses less digits than its factorization.

125001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101678.

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

The square root of 125001210 is about 11180.3940002131. The cubic root of 125001210 is about 500.0016133281.

Adding to 125001210 its reverse (12100521), we get a palindrome (137101731).

The spelling of 125001210 in words is "one hundred twenty-five million, one thousand, two hundred ten".