201044122141 has 8 divisors (see below), whose sum is σ = 204418052568. Its totient is φ = 197672712000.

The previous prime is 201044122133. The next prime is 201044122171. The reversal of 201044122141 is 141221440102.

It can be written as a sum of positive squares in 4 ways, for example, as 45160500100 + 155883622041 = 212510^2 + 394821^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 201044122141 - 2³ = 201044122133 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 (201044122121) 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, 468850 + ... + 788611.

It is an arithmetic number, because the mean of its divisors is an integer number (25552256571).

Almost surely, 2^201044122141 is an apocalyptic number.

It is an amenable number.

201044122141 is a deficient number, since it is larger than the sum of its proper divisors (3373930427).

201044122141 is a wasteful number, since it uses less digits than its factorization.

201044122141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260143.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 201044122141 its reverse (141221440102), we get a palindrome (342265562243).

The spelling of 201044122141 in words is "two hundred one billion, forty-four million, one hundred twenty-two thousand, one hundred forty-one".