125204022 has 16 divisors (see below), whose sum is σ = 278231280. Its totient is φ = 41734656.

The previous prime is 125203999. The next prime is 125204029. The reversal of 125204022 is 220402521.

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

It is a junction number, because it is equal to n+sod(n) for n = 125203986 and 125204004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125204029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159243 + ... + 1159350.

It is an arithmetic number, because the mean of its divisors is an integer number (17389455).

Almost surely, 2^125204022 is an apocalyptic number.

125204022 is an abundant number, since it is smaller than the sum of its proper divisors (153027258).

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

125204022 is a wasteful number, since it uses less digits than its factorization.

125204022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318604 (or 2318598 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 125204022 is about 11189.4603087012. The cubic root of 125204022 is about 500.2718814675.

Adding to 125204022 its reverse (220402521), we get a palindrome (345606543).

The spelling of 125204022 in words is "one hundred twenty-five million, two hundred four thousand, twenty-two".