125225112 has 32 divisors (see below), whose sum is σ = 317030400. Its totient is φ = 41212704.

The previous prime is 125225099. The next prime is 125225137. The reversal of 125225112 is 211522521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31128 + ... + 34919.

It is an arithmetic number, because the mean of its divisors is an integer number (9907200).

Almost surely, 2^125225112 is an apocalyptic number.

125225112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125225112 is an abundant number, since it is smaller than the sum of its proper divisors (191805288).

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

125225112 is a wasteful number, since it uses less digits than its factorization.

125225112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66135 (or 66131 counting only the distinct ones).

The product of its digits is 400, while the sum is 21.

The square root of 125225112 is about 11190.4026737200. The cubic root of 125225112 is about 500.2999693341.

Adding to 125225112 its reverse (211522521), we get a palindrome (336747633).

The spelling of 125225112 in words is "one hundred twenty-five million, two hundred twenty-five thousand, one hundred twelve".