201241104042 has 16 divisors (see below), whose sum is σ = 439071499872. Its totient is φ = 60982152720.

The previous prime is 201241104041. The next prime is 201241104047. The reversal of 201241104042 is 240401142102.

It is not an unprimeable number, because it can be changed into a prime (201241104041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1524553753 + ... + 1524553884.

It is an arithmetic number, because the mean of its divisors is an integer number (27441968742).

Almost surely, 2^201241104042 is an apocalyptic number.

201241104042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201241104042 is an abundant number, since it is smaller than the sum of its proper divisors (237830395830).

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

201241104042 is a wasteful number, since it uses less digits than its factorization.

201241104042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049107653.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201241104042 its reverse (240401142102), we get a palindrome (441642246144).

The spelling of 201241104042 in words is "two hundred one billion, two hundred forty-one million, one hundred four thousand, forty-two".