12201002122011 has 4 divisors (see below), whose sum is σ = 16268002829352. Its totient is φ = 8134001414672.

The previous prime is 12201002121977. The next prime is 12201002122019. The reversal of 12201002122011 is 11022120010221.

12201002122011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12201002122011 - 2⁷ = 12201002121883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201002122019) 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, 2033500353666 + ... + 2033500353671.

It is an arithmetic number, because the mean of its divisors is an integer number (4067000707338).

Almost surely, 2^{12201002122011} is an apocalyptic number.

12201002122011 is a deficient number, since it is larger than the sum of its proper divisors (4067000707341).

12201002122011 is an equidigital number, since it uses as much as digits as its factorization.

12201002122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067000707340.

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

Adding to 12201002122011 its reverse (11022120010221), we get a palindrome (23223122132232).

The spelling of 12201002122011 in words is "twelve trillion, two hundred one billion, two million, one hundred twenty-two thousand, eleven".