11012209999997 has 2 divisors, whose sum is σ = 11012209999998. Its totient is φ = 11012209999996.

The previous prime is 11012209999979. The next prime is 11012210000009. The reversal of 11012209999997 is 79999990221011.

Together with previous prime (11012209999979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10913204748196 + 99005251801 = 3303514^2 + 314651^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012209999997 - 2¹⁸ = 11012209737853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012209999897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506104999998 + 5506104999999.

It is an arithmetic number, because the mean of its divisors is an integer number (5506104999999).

Almost surely, 2^{11012209999997} is an apocalyptic number.

It is an amenable number.

11012209999997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012209999997 is an equidigital number, since it uses as much as digits as its factorization.

11012209999997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14880348, while the sum is 68.

The spelling of 11012209999997 in words is "eleven trillion, twelve billion, two hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-seven".