2201122212112 has 40 divisors (see below), whose sum is σ = 4451604079104. Its totient is φ = 1052353615104.

The previous prime is 2201122212097. The next prime is 2201122212119. The reversal of 2201122212112 is 2112122211022.

It is a self number, because there is not a number n which added to its sum of digits gives 2201122212112.

It is not an unprimeable number, because it can be changed into a prime (2201122212119) 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, 73953 + ... + 2099455.

Almost surely, 2^{2201122212112} is an apocalyptic number.

It is an amenable number.

2201122212112 is an abundant number, since it is smaller than the sum of its proper divisors (2250481866992).

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

2201122212112 is a wasteful number, since it uses less digits than its factorization.

2201122212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028487 (or 2028481 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2201122212112 its reverse (2112122211022), we get a palindrome (4313244423134).

The spelling of 2201122212112 in words is "two trillion, two hundred one billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twelve".