2123214112 has 24 divisors (see below), whose sum is σ = 4232995200. Its totient is φ = 1048167744.

The previous prime is 2123214103. The next prime is 2123214113. The reversal of 2123214112 is 2114123212.

It is a self number, because there is not a number n which added to its sum of digits gives 2123214112.

It is not an unprimeable number, because it can be changed into a prime (2123214113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417412 + ... + 422467.

It is an arithmetic number, because the mean of its divisors is an integer number (176374800).

Almost surely, 2^2123214112 is an apocalyptic number.

It is an amenable number.

2123214112 is a deficient number, since it is larger than the sum of its proper divisors (2109781088).

2123214112 is an equidigital number, since it uses as much as digits as its factorization.

2123214112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839968 (or 839960 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 2123214112 is about 46078.3475398153. The cubic root of 2123214112 is about 1285.2805358825.

Adding to 2123214112 its reverse (2114123212), we get a palindrome (4237337324).

It can be divided in two parts, 21232 and 14112, that added together give a square (35344 = 188²).

The spelling of 2123214112 in words is "two billion, one hundred twenty-three million, two hundred fourteen thousand, one hundred twelve".