2122123112 has 16 divisors (see below), whose sum is σ = 3979492800. Its totient is φ = 1060925040.

The previous prime is 2122123099. The next prime is 2122123181. The reversal of 2122123112 is 2113212212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84689 + ... + 106847.

It is an arithmetic number, because the mean of its divisors is an integer number (248718300).

Almost surely, 2^2122123112 is an apocalyptic number.

It is an amenable number.

2122123112 is a deficient number, since it is larger than the sum of its proper divisors (1857369688).

2122123112 is a wasteful number, since it uses less digits than its factorization.

2122123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34136 (or 34132 counting only the distinct ones).

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

The square root of 2122123112 is about 46066.5074864592. The cubic root of 2122123112 is about 1285.0603537692.

Adding to 2122123112 its reverse (2113212212), we get a palindrome (4235335324).

The spelling of 2122123112 in words is "two billion, one hundred twenty-two million, one hundred twenty-three thousand, one hundred twelve".