22121500150 has 24 divisors (see below), whose sum is σ = 42564820320. Its totient is φ = 8543475360.

The previous prime is 22121500133. The next prime is 22121500153. The reversal of 22121500150 is 5100512122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121500153) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 7626654 + ... + 7629553.

It is an arithmetic number, because the mean of its divisors is an integer number (1773534180).

Almost surely, 2^22121500150 is an apocalyptic number.

22121500150 is a deficient number, since it is larger than the sum of its proper divisors (20443320170).

22121500150 is a wasteful number, since it uses less digits than its factorization.

22121500150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15256248 (or 15256243 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The spelling of 22121500150 in words is "twenty-two billion, one hundred twenty-one million, five hundred thousand, one hundred fifty".