201120122101169 has 2 divisors, whose sum is σ = 201120122101170. Its totient is φ = 201120122101168.

The previous prime is 201120122101097. The next prime is 201120122101277. The reversal of 201120122101169 is 961101221021102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130759682400400 + 70360439700769 = 11435020^2 + 8388113^2 .

It is a cyclic number.

It is not a de Polignac number, because 201120122101169 - 2¹⁶ = 201120122035633 is a prime.

It is a super-2 number, since 2×201120122101169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201120122101669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560061050584 + 100560061050585.

It is an arithmetic number, because the mean of its divisors is an integer number (100560061050585).

Almost surely, 2^{201120122101169} is an apocalyptic number.

It is an amenable number.

201120122101169 is a deficient number, since it is larger than the sum of its proper divisors (1).

201120122101169 is an equidigital number, since it uses as much as digits as its factorization.

201120122101169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 201120122101169 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty-two million, one hundred one thousand, one hundred sixty-nine".