1102012112197 has 2 divisors, whose sum is σ = 1102012112198. Its totient is φ = 1102012112196.

The previous prime is 1102012112167. The next prime is 1102012112237. The reversal of 1102012112197 is 7912112102011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 685276018596 + 416736093601 = 827814^2 + 645551^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102012112197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102012112137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551006056098 + 551006056099.

It is an arithmetic number, because the mean of its divisors is an integer number (551006056099).

Almost surely, 2^{1102012112197} is an apocalyptic number.

It is an amenable number.

1102012112197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102012112197 is an equidigital number, since it uses as much as digits as its factorization.

1102012112197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 28.

The spelling of 1102012112197 in words is "one trillion, one hundred two billion, twelve million, one hundred twelve thousand, one hundred ninety-seven".