11071205066 has 12 divisors (see below), whose sum is σ = 17360237202. Its totient is φ = 5294923656.

The previous prime is 11071205059. The next prime is 11071205161. The reversal of 11071205066 is 66050217011.

It can be written as a sum of positive squares in only one way, i.e., 10831605625 + 239599441 = 104075^2 + 15479^2 .

It is a super-2 number, since 2×11071205066² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5231081 + ... + 5233196.

Almost surely, 2^11071205066 is an apocalyptic number.

11071205066 is a deficient number, since it is larger than the sum of its proper divisors (6289032136).

11071205066 is a wasteful number, since it uses less digits than its factorization.

11071205066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10464325 (or 10464302 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 11071205066 in words is "eleven billion, seventy-one million, two hundred five thousand, sixty-six".