12211210202001 has 8 divisors (see below), whose sum is σ = 16281913406304. Its totient is φ = 8140656899520.

The previous prime is 12211210201951. The next prime is 12211210202003. The reversal of 12211210202001 is 10020201211221.

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

It is not a de Polignac number, because 12211210202001 - 2²² = 12211206007697 is a prime.

It is a super-2 number, since 2×12211210202001² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12211210202003) 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, 37285240 + ... + 37611321.

It is an arithmetic number, because the mean of its divisors is an integer number (2035239175788).

Almost surely, 2^{12211210202001} is an apocalyptic number.

It is an amenable number.

12211210202001 is a deficient number, since it is larger than the sum of its proper divisors (4070703204303).

12211210202001 is an equidigital number, since it uses as much as digits as its factorization.

12211210202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74950911.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12211210202001 its reverse (10020201211221), we get a palindrome (22231411413222).

The spelling of 12211210202001 in words is "twelve trillion, two hundred eleven billion, two hundred ten million, two hundred two thousand, one".