201316961269 has 4 divisors (see below), whose sum is σ = 202180982796. Its totient is φ = 200452939744.

The previous prime is 201316961207. The next prime is 201316961311. The reversal of 201316961269 is 962169613102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99004622500 + 102312338769 = 314650^2 + 319863^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201316961269 is a prime.

It is a super-3 number, since 3×201316961269³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201316961369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432010414 + ... + 432010879.

It is an arithmetic number, because the mean of its divisors is an integer number (50545245699).

Almost surely, 2^201316961269 is an apocalyptic number.

It is an amenable number.

201316961269 is a deficient number, since it is larger than the sum of its proper divisors (864021527).

201316961269 is an equidigital number, since it uses as much as digits as its factorization.

201316961269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864021526.

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 201316961269 in words is "two hundred one billion, three hundred sixteen million, nine hundred sixty-one thousand, two hundred sixty-nine".