1202111202197 has 2 divisors, whose sum is σ = 1202111202198. Its totient is φ = 1202111202196.

The previous prime is 1202111202191. The next prime is 1202111202317. The reversal of 1202111202197 is 7912021112021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131189653476 + 70921548721 = 1063574^2 + 266311^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202111202197 - 2⁴ = 1202111202181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202111202191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601055601098 + 601055601099.

It is an arithmetic number, because the mean of its divisors is an integer number (601055601099).

Almost surely, 2^{1202111202197} is an apocalyptic number.

It is an amenable number.

1202111202197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202111202197 is an equidigital number, since it uses as much as digits as its factorization.

1202111202197 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.

The spelling of 1202111202197 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred two thousand, one hundred ninety-seven".