201401444111 has 8 divisors (see below), whose sum is σ = 230336449440. Its totient is φ = 172507281408.

The previous prime is 201401444077. The next prime is 201401444137. The reversal of 201401444111 is 111444104102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201401444111 - 2¹⁴ = 201401427727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201401444191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10200086 + ... + 10219811.

It is an arithmetic number, because the mean of its divisors is an integer number (28792056180).

Almost surely, 2^201401444111 is an apocalyptic number.

201401444111 is a deficient number, since it is larger than the sum of its proper divisors (28935005329).

201401444111 is a wasteful number, since it uses less digits than its factorization.

201401444111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20421313.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 201401444111 its reverse (111444104102), we get a palindrome (312845548213).

The spelling of 201401444111 in words is "two hundred one billion, four hundred one million, four hundred forty-four thousand, one hundred eleven".