2201123121112 has 64 divisors (see below), whose sum is σ = 4237826351040. Its totient is φ = 1071458496000.

The previous prime is 2201123121107. The next prime is 2201123121133. The reversal of 2201123121112 is 2111213211022.

It is a self number, because there is not a number n which added to its sum of digits gives 2201123121112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20357658 + ... + 20465494.

It is an arithmetic number, because the mean of its divisors is an integer number (66216036735).

Almost surely, 2^{2201123121112} is an apocalyptic number.

It is an amenable number.

2201123121112 is a deficient number, since it is larger than the sum of its proper divisors (2036703229928).

2201123121112 is a wasteful number, since it uses less digits than its factorization.

2201123121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108332 (or 108328 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2201123121112 its reverse (2111213211022), we get a palindrome (4312336332134).

The spelling of 2201123121112 in words is "two trillion, two hundred one billion, one hundred twenty-three million, one hundred twenty-one thousand, one hundred twelve".