1222211362 has 8 divisors (see below), whose sum is σ = 1941159276. Its totient is φ = 575158272.

The previous prime is 1222211303. The next prime is 1222211371. The reversal of 1222211362 is 2631122221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1216684161 + 5527201 = 34881^2 + 2351^2 .

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

It is a super-2 number, since 2×1222211362² = 2987601226803790088, which contains 22 as substring.

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, 17973663 + ... + 17973730.

Almost surely, 2^1222211362 is an apocalyptic number.

1222211362 is a deficient number, since it is larger than the sum of its proper divisors (718947914).

1222211362 is a wasteful number, since it uses less digits than its factorization.

1222211362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35947412.

The product of its digits is 576, while the sum is 22.

The square root of 1222211362 is about 34960.1396164260. The cubic root of 1222211362 is about 1069.1749432133.

Adding to 1222211362 its reverse (2631122221), we get a palindrome (3853333583).

The spelling of 1222211362 in words is "one billion, two hundred twenty-two million, two hundred eleven thousand, three hundred sixty-two".