2123245012 has 12 divisors (see below), whose sum is σ = 4246490080. Its totient is φ = 909962136.

The previous prime is 2123244979. The next prime is 2123245049. The reversal of 2123245012 is 2105423212.

It is a happy number.

2123245012 is an admirable number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 37915062 + ... + 37915117.

Almost surely, 2^2123245012 is an apocalyptic number.

It is an amenable number.

2123245012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123245012 is a wasteful number, since it uses less digits than its factorization.

2123245012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75830190 (or 75830188 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2123245012 is about 46078.6828370777. The cubic root of 2123245012 is about 1285.2867709227.

Adding to 2123245012 its reverse (2105423212), we get a palindrome (4228668224).

The spelling of 2123245012 in words is "two billion, one hundred twenty-three million, two hundred forty-five thousand, twelve".