1116122113 has 16 divisors (see below), whose sum is σ = 1162506240. Its totient is φ = 1070845776.

The previous prime is 1116122099. The next prime is 1116122123. The reversal of 1116122113 is 3112216111.

It is a cyclic number.

It is not a de Polignac number, because 1116122113 - 2²⁹ = 579251201 is a prime.

It is a super-2 number, since 2×1116122113² = 2491457142255169538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116122123) 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, 751870 + ... + 753352.

It is an arithmetic number, because the mean of its divisors is an integer number (72656640).

Almost surely, 2^1116122113 is an apocalyptic number.

It is an amenable number.

1116122113 is a deficient number, since it is larger than the sum of its proper divisors (46384127).

1116122113 is a wasteful number, since it uses less digits than its factorization.

1116122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836.

The product of its digits is 72, while the sum is 19.

The square root of 1116122113 is about 33408.4138055071. The cubic root of 1116122113 is about 1037.2988686027.

Adding to 1116122113 its reverse (3112216111), we get a palindrome (4228338224).

The spelling of 1116122113 in words is "one billion, one hundred sixteen million, one hundred twenty-two thousand, one hundred thirteen".