211120122220097 has 2 divisors, whose sum is σ = 211120122220098. Its totient is φ = 211120122220096.

The previous prime is 211120122220079. The next prime is 211120122220151. The reversal of 211120122220097 is 790022221021112.

Together with previous prime (211120122220079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137611293254656 + 73508828965441 = 11730784^2 + 8573729^2 .

It is a cyclic number.

It is not a de Polignac number, because 211120122220097 - 2²⁴ = 211120105442881 is a prime.

It is a super-2 number, since 2×211120122220097² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211120122220027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560061110048 + 105560061110049.

It is an arithmetic number, because the mean of its divisors is an integer number (105560061110049).

Almost surely, 2^{211120122220097} is an apocalyptic number.

It is an amenable number.

211120122220097 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120122220097 is an equidigital number, since it uses as much as digits as its factorization.

211120122220097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 211120122220097 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred twenty-two million, two hundred twenty thousand, ninety-seven".