201100341442 has 64 divisors (see below), whose sum is σ = 405207936000. Its totient is φ = 72289039680.

The previous prime is 201100341427. The next prime is 201100341473. The reversal of 201100341442 is 244143001102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4339309 + ... + 4385407.

It is an arithmetic number, because the mean of its divisors is an integer number (6331374000).

Almost surely, 2^201100341442 is an apocalyptic number.

201100341442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201100341442 is an abundant number, since it is smaller than the sum of its proper divisors (204107594558).

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

201100341442 is a wasteful number, since it uses less digits than its factorization.

201100341442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48311.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 201100341442 its reverse (244143001102), we get a palindrome (445243342544).

The spelling of 201100341442 in words is "two hundred one billion, one hundred million, three hundred forty-one thousand, four hundred forty-two".