1112103131197 has 2 divisors, whose sum is σ = 1112103131198. Its totient is φ = 1112103131196.

The previous prime is 1112103131177. The next prime is 1112103131327. The reversal of 1112103131197 is 7911313012111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 793932678841 + 318170452356 = 891029^2 + 564066^2 .

It is an emirp because it is prime and its reverse (7911313012111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1112103131197 - 2³⁵ = 1077743392829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112103131107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556051565598 + 556051565599.

It is an arithmetic number, because the mean of its divisors is an integer number (556051565599).

Almost surely, 2^{1112103131197} is an apocalyptic number.

It is an amenable number.

1112103131197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112103131197 is an equidigital number, since it uses as much as digits as its factorization.

1112103131197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 31.

The spelling of 1112103131197 in words is "one trillion, one hundred twelve billion, one hundred three million, one hundred thirty-one thousand, one hundred ninety-seven".