201444020241111 has 24 divisors (see below), whose sum is σ = 309354557762016. Its totient is φ = 126033338333760.

The previous prime is 201444020241001. The next prime is 201444020241127. The reversal of 201444020241111 is 111142020444102.

201444020241111 is a `hidden beast` number, since 2 + 0 + 1 + 4 + 4 + 40 + 202 + 411 + 1 + 1 = 666.

It is not a de Polignac number, because 201444020241111 - 2¹³ = 201444020232919 is a prime.

It is a super-2 number, since 2×201444020241111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201444020241811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9180739200 + ... + 9180761141.

It is an arithmetic number, because the mean of its divisors is an integer number (12889773240084).

Almost surely, 2^{201444020241111} is an apocalyptic number.

201444020241111 is a deficient number, since it is larger than the sum of its proper divisors (107910537520905).

201444020241111 is a wasteful number, since it uses less digits than its factorization.

201444020241111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18361500423 (or 18361500420 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 201444020241111 its reverse (111142020444102), we get a palindrome (312586040685213).

The spelling of 201444020241111 in words is "two hundred one trillion, four hundred forty-four billion, twenty million, two hundred forty-one thousand, one hundred eleven".