1163111222 has 16 divisors (see below), whose sum is σ = 2147282592. Its totient is φ = 460131840.

The previous prime is 1163111203. The next prime is 1163111237. The reversal of 1163111222 is 2221113611.

It is a junction number, because it is equal to n+sod(n) for n = 1163111194 and 1163111203.

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, 3195179 + ... + 3195542.

It is an arithmetic number, because the mean of its divisors is an integer number (134205162).

Almost surely, 2^1163111222 is an apocalyptic number.

1163111222 is a deficient number, since it is larger than the sum of its proper divisors (984171370).

1163111222 is a wasteful number, since it uses less digits than its factorization.

1163111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6390743.

The product of its digits is 144, while the sum is 20.

The square root of 1163111222 is about 34104.4164588694. The cubic root of 1163111222 is about 1051.6561082298.

Adding to 1163111222 its reverse (2221113611), we get a palindrome (3384224833).

The spelling of 1163111222 in words is "one billion, one hundred sixty-three million, one hundred eleven thousand, two hundred twenty-two".