201100430144 has 28 divisors (see below), whose sum is σ = 399852087264. Its totient is φ = 100350297984.

The previous prime is 201100430129. The next prime is 201100430147. The reversal of 201100430144 is 441034001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100430147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3091262 + ... + 3155645.

It is an arithmetic number, because the mean of its divisors is an integer number (14280431688).

Almost surely, 2^201100430144 is an apocalyptic number.

It is an amenable number.

201100430144 is a deficient number, since it is larger than the sum of its proper divisors (198751657120).

201100430144 is an equidigital number, since it uses as much as digits as its factorization.

201100430144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6247422 (or 6247412 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201100430144 its reverse (441034001102), we get a palindrome (642134431246).

The spelling of 201100430144 in words is "two hundred one billion, one hundred million, four hundred thirty thousand, one hundred forty-four".