201271014722 has 18 divisors (see below), whose sum is σ = 312704663193. Its totient is φ = 97156434984.

The previous prime is 201271014689. The next prime is 201271014823. The reversal of 201271014722 is 227410172102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 201151353001 + 119661721 = 448499^2 + 10939^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=317231.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 18393929 + ... + 18404867.

Almost surely, 2^201271014722 is an apocalyptic number.

201271014722 is a deficient number, since it is larger than the sum of its proper divisors (111433648471).

201271014722 is an frugal number, since it uses more digits than its factorization.

201271014722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21938 (or 10970 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

Adding to 201271014722 its reverse (227410172102), we get a palindrome (428681186824).

The spelling of 201271014722 in words is "two hundred one billion, two hundred seventy-one million, fourteen thousand, seven hundred twenty-two".