201044343042 has 96 divisors (see below), whose sum is σ = 480478340160. Its totient is φ = 60491197440.

The previous prime is 201044343029. The next prime is 201044343103. The reversal of 201044343042 is 240343440102.

It is a happy number.

201044343042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201044342997 and 201044343015.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 604413 + ... + 876015.

It is an arithmetic number, because the mean of its divisors is an integer number (5004982710).

Almost surely, 2^201044343042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201044343042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240239170080).

201044343042 is an abundant number, since it is smaller than the sum of its proper divisors (279433997118).

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

201044343042 is a wasteful number, since it uses less digits than its factorization.

201044343042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271728 (or 271725 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 201044343042 its reverse (240343440102), we get a palindrome (441387783144).

The spelling of 201044343042 in words is "two hundred one billion, forty-four million, three hundred forty-three thousand, forty-two".