201044423142 has 32 divisors (see below), whose sum is σ = 446797296000. Its totient is φ = 67010021064.

The previous prime is 201044423137. The next prime is 201044423161. The reversal of 201044423142 is 241324440102.

201044423142 is a `hidden beast` number, since 201 + 0 + 4 + 442 + 3 + 14 + 2 = 666.

201044423142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675109 + ... + 926207.

It is an arithmetic number, because the mean of its divisors is an integer number (13962415500).

Almost surely, 2^201044423142 is an apocalyptic number.

201044423142 is an abundant number, since it is smaller than the sum of its proper divisors (245752872858).

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

201044423142 is a wasteful number, since it uses less digits than its factorization.

201044423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265937 (or 265931 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201044423142 its reverse (241324440102), we get a palindrome (442368863244).

The spelling of 201044423142 in words is "two hundred one billion, forty-four million, four hundred twenty-three thousand, one hundred forty-two".