2201122110012 has 72 divisors (see below), whose sum is σ = 5974729931520. Its totient is φ = 628865123040.

The previous prime is 2201122109933. The next prime is 2201122110017. The reversal of 2201122110012 is 2100112211022.

It is a junction number, because it is equal to n+sod(n) for n = 2201122109973 and 2201122110000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201122110017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16639789 + ... + 16771547.

It is an arithmetic number, because the mean of its divisors is an integer number (82982360160).

Almost surely, 2^{2201122110012} is an apocalyptic number.

It is an amenable number.

2201122110012 is an abundant number, since it is smaller than the sum of its proper divisors (3773607821508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2201122110012 is a wasteful number, since it uses less digits than its factorization.

2201122110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160191 (or 160182 counting only the distinct ones).

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

Adding to 2201122110012 its reverse (2100112211022), we get a palindrome (4301234321034).

The spelling of 2201122110012 in words is "two trillion, two hundred one billion, one hundred twenty-two million, one hundred ten thousand, twelve".