1122042116 has 24 divisors (see below), whose sum is σ = 2128824600. Its totient is φ = 514386432.

The previous prime is 1122042107. The next prime is 1122042127. The reversal of 1122042116 is 6112402211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6482116 + 1115560000 = 2546^2 + 33400^2 .

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, 64661 + ... + 80156.

It is an arithmetic number, because the mean of its divisors is an integer number (88701025).

Almost surely, 2^1122042116 is an apocalyptic number.

It is an amenable number.

1122042116 is a deficient number, since it is larger than the sum of its proper divisors (1006782484).

1122042116 is a wasteful number, since it uses less digits than its factorization.

1122042116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144983 (or 144981 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 1122042116 is about 33496.8971100310. The cubic root of 1122042116 is about 1039.1296082977.

Adding to 1122042116 its reverse (6112402211), we get a palindrome (7234444327).

The spelling of 1122042116 in words is "one billion, one hundred twenty-two million, forty-two thousand, one hundred sixteen".