1122213113 has 32 divisors (see below), whose sum is σ = 1347010560. Its totient is φ = 914806080.

The previous prime is 1122213107. The next prime is 1122213133. The reversal of 1122213113 is 3113122211.

It is a cyclic number.

It is not a de Polignac number, because 1122213113 - 2²⁰ = 1121164537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122213091 and 1122213100.

It is not an unprimeable number, because it can be changed into a prime (1122213133) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6269258 + ... + 6269436.

It is an arithmetic number, because the mean of its divisors is an integer number (42094080).

Almost surely, 2^1122213113 is an apocalyptic number.

It is an amenable number.

1122213113 is a deficient number, since it is larger than the sum of its proper divisors (224797447).

1122213113 is a wasteful number, since it uses less digits than its factorization.

1122213113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557.

The product of its digits is 72, while the sum is 17.

The square root of 1122213113 is about 33499.4494432371. The cubic root of 1122213113 is about 1039.1823927156.

Adding to 1122213113 its reverse (3113122211), we get a palindrome (4235335324).

The spelling of 1122213113 in words is "one billion, one hundred twenty-two million, two hundred thirteen thousand, one hundred thirteen".