125213222 has 8 divisors (see below), whose sum is σ = 191003400. Its totient is φ = 61545424.

The previous prime is 125213203. The next prime is 125213233. The reversal of 125213222 is 222312521.

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

It is a junction number, because it is equal to n+sod(n) for n = 125213194 and 125213203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530447 + ... + 530682.

It is an arithmetic number, because the mean of its divisors is an integer number (23875425).

Almost surely, 2^125213222 is an apocalyptic number.

125213222 is a deficient number, since it is larger than the sum of its proper divisors (65790178).

125213222 is a wasteful number, since it uses less digits than its factorization.

125213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061190.

The product of its digits is 480, while the sum is 20.

The square root of 125213222 is about 11189.8714022995. The cubic root of 125213222 is about 500.2841345046.

Adding to 125213222 its reverse (222312521), we get a palindrome (347525743).

The spelling of 125213222 in words is "one hundred twenty-five million, two hundred thirteen thousand, two hundred twenty-two".