201042323124 has 48 divisors (see below), whose sum is σ = 472554667200. Its totient is φ = 66521917440.

The previous prime is 201042323077. The next prime is 201042323189. The reversal of 201042323124 is 421323240102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201042323094 and 201042323103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973527 + ... + 1161825.

It is an arithmetic number, because the mean of its divisors is an integer number (9844888900).

Almost surely, 2^201042323124 is an apocalyptic number.

It is an amenable number.

201042323124 is an abundant number, since it is smaller than the sum of its proper divisors (271512344076).

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

201042323124 is a wasteful number, since it uses less digits than its factorization.

201042323124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188960 (or 188958 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201042323124 its reverse (421323240102), we get a palindrome (622365563226).

The spelling of 201042323124 in words is "two hundred one billion, forty-two million, three hundred twenty-three thousand, one hundred twenty-four".