112121101202197 has 2 divisors, whose sum is σ = 112121101202198. Its totient is φ = 112121101202196.

The previous prime is 112121101202017. The next prime is 112121101202207. The reversal of 112121101202197 is 791202101121211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87769185727441 + 24351915474756 = 9368521^2 + 4934766^2 .

It is a cyclic number.

It is not a de Polignac number, because 112121101202197 - 2⁴³ = 103325008179989 is a prime.

It is a super-2 number, since 2×112121101202197² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112121101202497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060550601098 + 56060550601099.

It is an arithmetic number, because the mean of its divisors is an integer number (56060550601099).

Almost surely, 2^{112121101202197} is an apocalyptic number.

It is an amenable number.

112121101202197 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121101202197 is an equidigital number, since it uses as much as digits as its factorization.

112121101202197 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 31.

The spelling of 112121101202197 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred one million, two hundred two thousand, one hundred ninety-seven".