201044142005 has 16 divisors (see below), whose sum is σ = 278294486400. Its totient is φ = 136570437312.

The previous prime is 201044142001. The next prime is 201044142011. The reversal of 201044142005 is 500241440102.

It is a cyclic number.

It is not a de Polignac number, because 201044142005 - 2² = 201044142001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044142001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26837930 + ... + 26845419.

It is an arithmetic number, because the mean of its divisors is an integer number (17393405400).

Almost surely, 2^201044142005 is an apocalyptic number.

It is an amenable number.

201044142005 is a deficient number, since it is larger than the sum of its proper divisors (77250344395).

201044142005 is a wasteful number, since it uses less digits than its factorization.

201044142005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53683468.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 201044142005 its reverse (500241440102), we get a palindrome (701285582107).

The spelling of 201044142005 in words is "two hundred one billion, forty-four million, one hundred forty-two thousand, five".