2111223122 has 8 divisors (see below), whose sum is σ = 3167036796. Its totient is φ = 1055544192.

The previous prime is 2111223119. The next prime is 2111223151. The reversal of 2111223122 is 2213221112.

It can be written as a sum of positive squares in 2 ways, for example, as 1518738841 + 592484281 = 38971^2 + 24341^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2111223122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28298 + ... + 70874.

Almost surely, 2^2111223122 is an apocalyptic number.

2111223122 is a deficient number, since it is larger than the sum of its proper divisors (1055813674).

2111223122 is a wasteful number, since it uses less digits than its factorization.

2111223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67372.

The product of its digits is 96, while the sum is 17.

The square root of 2111223122 is about 45948.0480760609. The cubic root of 2111223122 is about 1282.8563981313.

Adding to 2111223122 its reverse (2213221112), we get a palindrome (4324444234).

The spelling of 2111223122 in words is "two billion, one hundred eleven million, two hundred twenty-three thousand, one hundred twenty-two".