11071217212 has 48 divisors (see below), whose sum is σ = 21387510144. Its totient is φ = 4972680000.

The previous prime is 11071217203. The next prime is 11071217231. The reversal of 11071217212 is 21271217011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2535343 + ... + 2539705.

It is an arithmetic number, because the mean of its divisors is an integer number (445573128).

Almost surely, 2^11071217212 is an apocalyptic number.

It is an amenable number.

11071217212 is a deficient number, since it is larger than the sum of its proper divisors (10316292932).

11071217212 is a wasteful number, since it uses less digits than its factorization.

11071217212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050 (or 5048 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 25.

The spelling of 11071217212 in words is "eleven billion, seventy-one million, two hundred seventeen thousand, two hundred twelve".