201044334042 has 32 divisors (see below), whose sum is σ = 447051945600. Its totient is φ = 66971764224.

The previous prime is 201044334031. The next prime is 201044334059. The reversal of 201044334042 is 240433440102.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 201044333997 and 201044334015.

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, 1109863 + ... + 1278234.

It is an arithmetic number, because the mean of its divisors is an integer number (13970373300).

Almost surely, 2^201044334042 is an apocalyptic number.

201044334042 is an abundant number, since it is smaller than the sum of its proper divisors (246007611558).

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

201044334042 is a wasteful number, since it uses less digits than its factorization.

201044334042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389667 (or 2389661 counting only the distinct ones).

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

Adding to 201044334042 its reverse (240433440102), we get a palindrome (441477774144).

The spelling of 201044334042 in words is "two hundred one billion, forty-four million, three hundred thirty-four thousand, forty-two".