1222237126 has 16 divisors (see below), whose sum is σ = 2001072528. Its totient is φ = 555271200.

The previous prime is 1222237109. The next prime is 1222237141. The reversal of 1222237126 is 6217322221.

It is a junction number, because it is equal to n+sod(n) for n = 1222237094 and 1222237103.

It is a congruent number.

It is an unprimeable number.

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, 31636 + ... + 58696.

It is an arithmetic number, because the mean of its divisors is an integer number (125067033).

Almost surely, 2^1222237126 is an apocalyptic number.

1222237126 is a deficient number, since it is larger than the sum of its proper divisors (778835402).

1222237126 is a wasteful number, since it uses less digits than its factorization.

1222237126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29127.

The product of its digits is 4032, while the sum is 28.

The square root of 1222237126 is about 34960.5080912735. The cubic root of 1222237126 is about 1069.1824558336.

Adding to 1222237126 its reverse (6217322221), we get a palindrome (7439559347).

The spelling of 1222237126 in words is "one billion, two hundred twenty-two million, two hundred thirty-seven thousand, one hundred twenty-six".