11572027211 has 4 divisors (see below), whose sum is σ = 12252734712. Its totient is φ = 10891319712.

The previous prime is 11572027193. The next prime is 11572027217. The reversal of 11572027211 is 11272027511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11272027511 = 15277 ⋅737843.

It is a cyclic number.

It is not a de Polignac number, because 11572027211 - 2¹⁸ = 11571765067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11572027217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340353725 + ... + 340353758.

It is an arithmetic number, because the mean of its divisors is an integer number (3063183678).

Almost surely, 2^11572027211 is an apocalyptic number.

11572027211 is a deficient number, since it is larger than the sum of its proper divisors (680707501).

11572027211 is an equidigital number, since it uses as much as digits as its factorization.

11572027211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680707500.

The product of its (nonzero) digits is 1960, while the sum is 29.

The spelling of 11572027211 in words is "eleven billion, five hundred seventy-two million, twenty-seven thousand, two hundred eleven".