201233124 has 36 divisors (see below), whose sum is σ = 509696460. Its totient is φ = 66942720.

The previous prime is 201233119. The next prime is 201233143. The reversal of 201233124 is 421332102.

It can be written as a sum of positive squares in 2 ways, for example, as 104407524 + 96825600 = 10218^2 + 9840^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201233097 and 201233106.

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 11 ways as a sum of consecutive naturals, for example, 13392 + ... + 24120.

It is an arithmetic number, because the mean of its divisors is an integer number (14158235).

Almost surely, 2^201233124 is an apocalyptic number.

It is an amenable number.

201233124 is an abundant number, since it is smaller than the sum of its proper divisors (308463336).

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

201233124 is a wasteful number, since it uses less digits than its factorization.

201233124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11260 (or 11255 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 201233124 is about 14185.6661457966. Note that the first 3 decimals coincide. The cubic root of 201233124 is about 586.0029780821.

Adding to 201233124 its reverse (421332102), we get a palindrome (622565226).

The spelling of 201233124 in words is "two hundred one million, two hundred thirty-three thousand, one hundred twenty-four".