1116222412 has 48 divisors (see below), whose sum is σ = 2159136000. Its totient is φ = 502818624.

The previous prime is 1116222409. The next prime is 1116222413. The reversal of 1116222412 is 2142226111.

It is not an unprimeable number, because it can be changed into a prime (1116222413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143889 + ... + 151447.

It is an arithmetic number, because the mean of its divisors is an integer number (44982000).

Almost surely, 2^1116222412 is an apocalyptic number.

It is an amenable number.

1116222412 is a deficient number, since it is larger than the sum of its proper divisors (1042913588).

1116222412 is a wasteful number, since it uses less digits than its factorization.

1116222412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678 (or 7676 counting only the distinct ones).

The product of its digits is 384, while the sum is 22.

The square root of 1116222412 is about 33409.9148756773. The cubic root of 1116222412 is about 1037.3299395526.

Adding to 1116222412 its reverse (2142226111), we get a palindrome (3258448523).

The spelling of 1116222412 in words is "one billion, one hundred sixteen million, two hundred twenty-two thousand, four hundred twelve".