111122021202097 has 2 divisors, whose sum is σ = 111122021202098. Its totient is φ = 111122021202096.

The previous prime is 111122021202083. The next prime is 111122021202169. The reversal of 111122021202097 is 790202120221111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77620046930176 + 33501974271921 = 8810224^2 + 5788089^2 .

It is a cyclic number.

It is not a de Polignac number, because 111122021202097 - 2¹¹ = 111122021200049 is a prime.

It is not a weakly prime, because it can be changed into another prime (111122021202047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561010601048 + 55561010601049.

It is an arithmetic number, because the mean of its divisors is an integer number (55561010601049).

Almost surely, 2^{111122021202097} is an apocalyptic number.

It is an amenable number.

111122021202097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111122021202097 is an equidigital number, since it uses as much as digits as its factorization.

111122021202097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 111122021202097 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred two thousand, ninety-seven".