125500222 has 8 divisors (see below), whose sum is σ = 199323936. Its totient is φ = 59058912.

The previous prime is 125500217. The next prime is 125500223. The reversal of 125500222 is 222005521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 125500222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125500223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845558 + ... + 1845625.

It is an arithmetic number, because the mean of its divisors is an integer number (24915492).

Almost surely, 2^125500222 is an apocalyptic number.

125500222 is a deficient number, since it is larger than the sum of its proper divisors (73823714).

125500222 is a wasteful number, since it uses less digits than its factorization.

125500222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691202.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 125500222 is about 11202.6881595446. The cubic root of 125500222 is about 500.6660749609. Note that the first 3 decimals are identical.

Adding to 125500222 its reverse (222005521), we get a palindrome (347505743).

The spelling of 125500222 in words is "one hundred twenty-five million, five hundred thousand, two hundred twenty-two".