125222000 has 160 divisors (see below), whose sum is σ = 334264320. Its totient is φ = 45158400.

The previous prime is 125221997. The next prime is 125222011. The reversal of 125222000 is 222521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 985937 + ... + 986063.

It is an arithmetic number, because the mean of its divisors is an integer number (2089152).

Almost surely, 2^125222000 is an apocalyptic number.

125222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167132160).

125222000 is an abundant number, since it is smaller than the sum of its proper divisors (209042320).

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

125222000 is a wasteful number, since it uses less digits than its factorization.

125222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 125222000 is about 11190.2636251341. The cubic root of 125222000 is about 500.2958249407.

Adding to 125222000 its reverse (222521), we get a palindrome (125444521).

The spelling of 125222000 in words is "one hundred twenty-five million, two hundred twenty-two thousand".