1222231022 has 16 divisors (see below), whose sum is σ = 1840175232. Its totient is φ = 608844600.

The previous prime is 1222231007. The next prime is 1222231067. The reversal of 1222231022 is 2201322221.

It is a super-2 number, since 2×1222231022² = 2987697342278328968, which contains 22 as substring.

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, 1149263 + ... + 1150325.

It is an arithmetic number, because the mean of its divisors is an integer number (115010952).

Almost surely, 2^1222231022 is an apocalyptic number.

1222231022 is a deficient number, since it is larger than the sum of its proper divisors (617944210).

1222231022 is a wasteful number, since it uses less digits than its factorization.

1222231022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1222231022 is about 34960.4207926621. The cubic root of 1222231022 is about 1069.1806759551.

Adding to 1222231022 its reverse (2201322221), we get a palindrome (3423553243).

The spelling of 1222231022 in words is "one billion, two hundred twenty-two million, two hundred thirty-one thousand, twenty-two".