201243622150 has 96 divisors (see below), whose sum is σ = 384763944960. Its totient is φ = 78283296000.

The previous prime is 201243622141. The next prime is 201243622171. The reversal of 201243622150 is 51226342102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195192135 + ... + 195193165.

It is an arithmetic number, because the mean of its divisors is an integer number (4007957760).

Almost surely, 2^201243622150 is an apocalyptic number.

201243622150 is a deficient number, since it is larger than the sum of its proper divisors (183520322810).

201243622150 is a wasteful number, since it uses less digits than its factorization.

201243622150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750 (or 1745 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 201243622150 its reverse (51226342102), we get a palindrome (252469964252).

The spelling of 201243622150 in words is "two hundred one billion, two hundred forty-three million, six hundred twenty-two thousand, one hundred fifty".