12001211100022 has 16 divisors (see below), whose sum is σ = 18622981557360. Its totient is φ = 5793559750048.

The previous prime is 12001211100013. The next prime is 12001211100029. The reversal of 12001211100022 is 22000111210021.

It is a junction number, because it is equal to n+sod(n) for n = 12001211099975 and 12001211100011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001211100029) 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, 374568 + ... + 4913524.

It is an arithmetic number, because the mean of its divisors is an integer number (1163936347335).

Almost surely, 2^{12001211100022} is an apocalyptic number.

12001211100022 is a deficient number, since it is larger than the sum of its proper divisors (6621770457338).

12001211100022 is a wasteful number, since it uses less digits than its factorization.

12001211100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584575.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12001211100022 its reverse (22000111210021), we get a palindrome (34001322310043).

The spelling of 12001211100022 in words is "twelve trillion, one billion, two hundred eleven million, one hundred thousand, twenty-two".