12211022112011 has 8 divisors (see below), whose sum is σ = 12381307710144. Its totient is φ = 12040817901120.

The previous prime is 12211022111999. The next prime is 12211022112053. The reversal of 12211022112011 is 11021122011221.

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 12211022112011 - 2¹⁴ = 12211022095627 is a prime.

It is a super-2 number, since 2×12211022112011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12211022111011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20044616 + ... + 20644821.

It is an arithmetic number, because the mean of its divisors is an integer number (1547663463768).

Almost surely, 2^{12211022112011} is an apocalyptic number.

12211022112011 is a deficient number, since it is larger than the sum of its proper divisors (170285598133).

12211022112011 is an equidigital number, since it uses as much as digits as its factorization.

12211022112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40693621.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12211022112011 its reverse (11021122011221), we get a palindrome (23232144123232).

The spelling of 12211022112011 in words is "twelve trillion, two hundred eleven billion, twenty-two million, one hundred twelve thousand, eleven".