11270818217 has 2 divisors, whose sum is σ = 11270818218. Its totient is φ = 11270818216.

The previous prime is 11270818213. The next prime is 11270818277. The reversal of 11270818217 is 71281807211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8718143641 + 2552674576 = 93371^2 + 50524^2 .

It is a cyclic number.

It is not a de Polignac number, because 11270818217 - 2² = 11270818213 is a prime.

It is not a weakly prime, because it can be changed into another prime (11270818213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5635409108 + 5635409109.

It is an arithmetic number, because the mean of its divisors is an integer number (5635409109).

Almost surely, 2^11270818217 is an apocalyptic number.

It is an amenable number.

11270818217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11270818217 is an equidigital number, since it uses as much as digits as its factorization.

11270818217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 38.

The spelling of 11270818217 in words is "eleven billion, two hundred seventy million, eight hundred eighteen thousand, two hundred seventeen".