201144131016 has 32 divisors (see below), whose sum is σ = 503185056000. Its totient is φ = 67004746560.

The previous prime is 201144131011. The next prime is 201144131017. The reversal of 201144131016 is 610131441102.

It is a happy number.

It is a super-2 number, since 2×201144131016² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (201144131011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668120 + ... + 2742471.

It is an arithmetic number, because the mean of its divisors is an integer number (15724533000).

Almost surely, 2^201144131016 is an apocalyptic number.

It is an amenable number.

201144131016 is an abundant number, since it is smaller than the sum of its proper divisors (302040924984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201144131016 is a wasteful number, since it uses less digits than its factorization.

201144131016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412149 (or 5412145 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 201144131016 its reverse (610131441102), we get a palindrome (811275572118).

The spelling of 201144131016 in words is "two hundred one billion, one hundred forty-four million, one hundred thirty-one thousand, sixteen".