11212576205 has 8 divisors (see below), whose sum is σ = 13488985752. Its totient is φ = 8947464768.

The previous prime is 11212576187. The next prime is 11212576223. The reversal of 11212576205 is 50267521211.

11212576205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11212576187) and next prime (11212576223).

It can be written as a sum of positive squares in 4 ways, for example, as 1450543396 + 9762032809 = 38086^2 + 98803^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11212576205 - 2²² = 11208381901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2822342 + ... + 2826311.

It is an arithmetic number, because the mean of its divisors is an integer number (1686123219).

Almost surely, 2^11212576205 is an apocalyptic number.

It is an amenable number.

11212576205 is a deficient number, since it is larger than the sum of its proper divisors (2276409547).

11212576205 is an equidigital number, since it uses as much as digits as its factorization.

11212576205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649055.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 11212576205 in words is "eleven billion, two hundred twelve million, five hundred seventy-six thousand, two hundred five".