125023210 has 32 divisors (see below), whose sum is σ = 242882640. Its totient is φ = 46061568.

The previous prime is 125023207. The next prime is 125023229. The reversal of 125023210 is 12320521.

It can be written as a sum of positive squares in 8 ways, for example, as 3560769 + 121462441 = 1887^2 + 11021^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86776 + ... + 88204.

Almost surely, 2^125023210 is an apocalyptic number.

125023210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125023210 is a deficient number, since it is larger than the sum of its proper divisors (117859430).

125023210 is a wasteful number, since it uses less digits than its factorization.

125023210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 125023210 is about 11181.3778220754. The cubic root of 125023210 is about 500.0309447515.

Adding to 125023210 its reverse (12320521), we get a palindrome (137343731).

The spelling of 125023210 in words is "one hundred twenty-five million, twenty-three thousand, two hundred ten".