1113120122 has 4 divisors (see below), whose sum is σ = 1669680186. Its totient is φ = 556560060.

The previous prime is 1113120119. The next prime is 1113120143. The reversal of 1113120122 is 2210213111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 791240641 + 321879481 = 28129^2 + 17941^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1113120097 and 1113120106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278280029 + ... + 278280032.

Almost surely, 2^1113120122 is an apocalyptic number.

1113120122 is a deficient number, since it is larger than the sum of its proper divisors (556560064).

1113120122 is an equidigital number, since it uses as much as digits as its factorization.

1113120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556560063.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1113120122 is about 33363.4548870467. The cubic root of 1113120122 is about 1036.3680391873.

Adding to 1113120122 its reverse (2210213111), we get a palindrome (3323333233).

The spelling of 1113120122 in words is "one billion, one hundred thirteen million, one hundred twenty thousand, one hundred twenty-two".