2111322442 has 8 divisors (see below), whose sum is σ = 3168402336. Its totient is φ = 1055188332.

The previous prime is 2111322419. The next prime is 2111322449. The reversal of 2111322442 is 2442231112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2111322449) 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 3 ways as a sum of consecutive naturals, for example, 230838 + ... + 239809.

It is an arithmetic number, because the mean of its divisors is an integer number (396050292).

Almost surely, 2^2111322442 is an apocalyptic number.

2111322442 is a deficient number, since it is larger than the sum of its proper divisors (1057079894).

2111322442 is a wasteful number, since it uses less digits than its factorization.

2111322442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472892.

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

The square root of 2111322442 is about 45949.1288491958. The cubic root of 2111322442 is about 1282.8765146376.

Adding to 2111322442 its reverse (2442231112), we get a palindrome (4553553554).

The spelling of 2111322442 in words is "two billion, one hundred eleven million, three hundred twenty-two thousand, four hundred forty-two".