1222252302422 has 16 divisors (see below), whose sum is σ = 1896628789440. Its totient is φ = 590043381312.

The previous prime is 1222252302391. The next prime is 1222252302457. The reversal of 1222252302422 is 2242032522221.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 4665203 + ... + 4920225.

It is an arithmetic number, because the mean of its divisors is an integer number (118539299340).

Almost surely, 2^{1222252302422} is an apocalyptic number.

1222252302422 is a deficient number, since it is larger than the sum of its proper divisors (674376487018).

1222252302422 is a wasteful number, since it uses less digits than its factorization.

1222252302422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337687.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 1222252302422 its reverse (2242032522221), we get a palindrome (3464284824643).

The spelling of 1222252302422 in words is "one trillion, two hundred twenty-two billion, two hundred fifty-two million, three hundred two thousand, four hundred twenty-two".