125001222 has 16 divisors (see below), whose sum is σ = 250128432. Its totient is φ = 41646080.

The previous prime is 125001211. The next prime is 125001241. The reversal of 125001222 is 222100521.

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, 12022 + ... + 19862.

It is an arithmetic number, because the mean of its divisors is an integer number (15633027).

Almost surely, 2^125001222 is an apocalyptic number.

125001222 is an abundant number, since it is smaller than the sum of its proper divisors (125127210).

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

125001222 is a wasteful number, since it uses less digits than its factorization.

125001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10503.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 125001222 is about 11180.3945368668. The cubic root of 125001222 is about 500.0016293280.

Adding to 125001222 its reverse (222100521), we get a palindrome (347101743).

The spelling of 125001222 in words is "one hundred twenty-five million, one thousand, two hundred twenty-two".