12211212201011 has 8 divisors (see below), whose sum is σ = 12235296810240. Its totient is φ = 12187150284232.

The previous prime is 12211212200963. The next prime is 12211212201017. The reversal of 12211212201011 is 11010221211221.

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 12211212201011 - 2³⁴ = 12194032331827 is a prime.

It is a super-2 number, since 2×12211212201011² (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 (12211212201017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4595615 + ... + 6748488.

It is an arithmetic number, because the mean of its divisors is an integer number (1529412101280).

Almost surely, 2^{12211212201011} is an apocalyptic number.

12211212201011 is a deficient number, since it is larger than the sum of its proper divisors (24084609229).

12211212201011 is a wasteful number, since it uses less digits than its factorization.

12211212201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11346225.

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

Adding to 12211212201011 its reverse (11010221211221), we get a palindrome (23221433412232).

The spelling of 12211212201011 in words is "twelve trillion, two hundred eleven billion, two hundred twelve million, two hundred one thousand, eleven".