201120122101097 has 2 divisors, whose sum is σ = 201120122101098. Its totient is φ = 201120122101096.

The previous prime is 201120122101049. The next prime is 201120122101169. The reversal of 201120122101097 is 790101221021102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175572596645161 + 25547525455936 = 13250381^2 + 5054456^2 .

It is a cyclic number.

It is not a de Polignac number, because 201120122101097 - 2⁴⁶ = 130751377923433 is a prime.

It is not a weakly prime, because it can be changed into another prime (201120122101897) 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, 100560061050548 + 100560061050549.

It is an arithmetic number, because the mean of its divisors is an integer number (100560061050549).

Almost surely, 2^{201120122101097} is an apocalyptic number.

It is an amenable number.

201120122101097 is a deficient number, since it is larger than the sum of its proper divisors (1).

201120122101097 is an equidigital number, since it uses as much as digits as its factorization.

201120122101097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

Adding to 201120122101097 its reverse (790101221021102), we get a palindrome (991221343122199).

The spelling of 201120122101097 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty-two million, one hundred one thousand, ninety-seven".