2123242150 has 12 divisors (see below), whose sum is σ = 3949230492. Its totient is φ = 849296840.

The previous prime is 2123242133. The next prime is 2123242159. The reversal of 2123242150 is 512423212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123242159) 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 5 ways as a sum of consecutive naturals, for example, 21232372 + ... + 21232471.

It is an arithmetic number, because the mean of its divisors is an integer number (329102541).

Almost surely, 2^2123242150 is an apocalyptic number.

2123242150 is a deficient number, since it is larger than the sum of its proper divisors (1825988342).

2123242150 is a wasteful number, since it uses less digits than its factorization.

2123242150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42464855 (or 42464850 counting only the distinct ones).

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

The square root of 2123242150 is about 46078.6517814920. The cubic root of 2123242150 is about 1285.2861934274.

Adding to 2123242150 its reverse (512423212), we get a palindrome (2635665362).

The spelling of 2123242150 in words is "two billion, one hundred twenty-three million, two hundred forty-two thousand, one hundred fifty".