1250213222 has 4 divisors (see below), whose sum is σ = 1875319836. Its totient is φ = 625106610.

The previous prime is 1250213221. The next prime is 1250213297. The reversal of 1250213222 is 2223120521.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1250213194 and 1250213203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1250213221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312553304 + ... + 312553307.

It is an arithmetic number, because the mean of its divisors is an integer number (468829959).

Almost surely, 2^1250213222 is an apocalyptic number.

1250213222 is a deficient number, since it is larger than the sum of its proper divisors (625106614).

1250213222 is an equidigital number, since it uses as much as digits as its factorization.

1250213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625106613.

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

The square root of 1250213222 is about 35358.3543451898. The cubic root of 1250213222 is about 1077.2785912501.

Adding to 1250213222 its reverse (2223120521), we get a palindrome (3473333743).

The spelling of 1250213222 in words is "one billion, two hundred fifty million, two hundred thirteen thousand, two hundred twenty-two".