201101009969 has 2 divisors, whose sum is σ = 201101009970. Its totient is φ = 201101009968.

The previous prime is 201101009959. The next prime is 201101010001. The reversal of 201101009969 is 969900101102.

201101009969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107043480625 + 94057529344 = 327175^2 + 306688^2 .

It is a cyclic number.

It is not a de Polignac number, because 201101009969 - 2⁴ = 201101009953 is a prime.

It is a super-2 number, since 2×201101009969² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (201101009909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550504984 + 100550504985.

It is an arithmetic number, because the mean of its divisors is an integer number (100550504985).

Almost surely, 2^201101009969 is an apocalyptic number.

It is an amenable number.

201101009969 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101009969 is an equidigital number, since it uses as much as digits as its factorization.

201101009969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 38.

The spelling of 201101009969 in words is "two hundred one billion, one hundred one million, nine thousand, nine hundred sixty-nine".