201124040144 has 40 divisors (see below), whose sum is σ = 390390156288. Its totient is φ = 100378373760.

The previous prime is 201124040129. The next prime is 201124040149. The reversal of 201124040144 is 441040421102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201124040149) 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, 22754894 + ... + 22763730.

Almost surely, 2^201124040144 is an apocalyptic number.

It is an amenable number.

201124040144 is a deficient number, since it is larger than the sum of its proper divisors (189266116144).

201124040144 is a wasteful number, since it uses less digits than its factorization.

201124040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11283 (or 11277 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 201124040144 its reverse (441040421102), we get a palindrome (642164461246).

The spelling of 201124040144 in words is "two hundred one billion, one hundred twenty-four million, forty thousand, one hundred forty-four".