1122012222197 has 2 divisors, whose sum is σ = 1122012222198. Its totient is φ = 1122012222196.

The previous prime is 1122012222179. The next prime is 1122012222209. The reversal of 1122012222197 is 7912222102211.

Together with previous prime (1122012222179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 834105930436 + 287906291761 = 913294^2 + 536569^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122012222197 is a prime.

It is a super-2 number, since 2×1122012222197² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122012252197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561006111098 + 561006111099.

It is an arithmetic number, because the mean of its divisors is an integer number (561006111099).

Almost surely, 2^{1122012222197} is an apocalyptic number.

It is an amenable number.

1122012222197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122012222197 is an equidigital number, since it uses as much as digits as its factorization.

1122012222197 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 1122012222197 in words is "one trillion, one hundred twenty-two billion, twelve million, two hundred twenty-two thousand, one hundred ninety-seven".