2113442122 has 16 divisors (see below), whose sum is σ = 3476473344. Its totient is φ = 955624000.

The previous prime is 2113442113. The next prime is 2113442153. The reversal of 2113442122 is 2212443112.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2113442093 and 2113442102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 247279 + ... + 255682.

It is an arithmetic number, because the mean of its divisors is an integer number (217279584).

Almost surely, 2^2113442122 is an apocalyptic number.

2113442122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2113442122 is a deficient number, since it is larger than the sum of its proper divisors (1363031222).

2113442122 is a wasteful number, since it uses less digits than its factorization.

2113442122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503165.

The product of its digits is 768, while the sum is 22.

The square root of 2113442122 is about 45972.1885709175. The cubic root of 2113442122 is about 1283.3056892829.

Adding to 2113442122 its reverse (2212443112), we get a palindrome (4325885234).

The spelling of 2113442122 in words is "two billion, one hundred thirteen million, four hundred forty-two thousand, one hundred twenty-two".