125222130 has 48 divisors (see below), whose sum is σ = 355178304. Its totient is φ = 30356640.

The previous prime is 125222117. The next prime is 125222173. The reversal of 125222130 is 31222521.

125222130 is a `hidden beast` number, since 12 + 522 + 2 + 130 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62254 + ... + 64233.

It is an arithmetic number, because the mean of its divisors is an integer number (7399548).

Almost surely, 2^125222130 is an apocalyptic number.

125222130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125222130 is an abundant number, since it is smaller than the sum of its proper divisors (229956174).

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

125222130 is a wasteful number, since it uses less digits than its factorization.

125222130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126511 (or 126508 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 125222130 is about 11190.2694337536. The cubic root of 125222130 is about 500.2959980690.

Adding to 125222130 its reverse (31222521), we get a palindrome (156444651).

The spelling of 125222130 in words is "one hundred twenty-five million, two hundred twenty-two thousand, one hundred thirty".