1112242221197 has 2 divisors, whose sum is σ = 1112242221198. Its totient is φ = 1112242221196.

The previous prime is 1112242221163. The next prime is 1112242221241. The reversal of 1112242221197 is 7911222422111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1077639152836 + 34603068361 = 1038094^2 + 186019^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112242221197 - 2⁶ = 1112242221133 is a prime.

It is a super-2 number, since 2×1112242221197² (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 (1112242221157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556121110598 + 556121110599.

It is an arithmetic number, because the mean of its divisors is an integer number (556121110599).

Almost surely, 2^{1112242221197} is an apocalyptic number.

It is an amenable number.

1112242221197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112242221197 is an equidigital number, since it uses as much as digits as its factorization.

1112242221197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 35.

The spelling of 1112242221197 in words is "one trillion, one hundred twelve billion, two hundred forty-two million, two hundred twenty-one thousand, one hundred ninety-seven".