2122221201112 has 16 divisors (see below), whose sum is σ = 3979180344600. Its totient is φ = 1061106442560.

The previous prime is 2122221201109. The next prime is 2122221201127. The reversal of 2122221201112 is 2111021222212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122221201112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3305412 + ... + 3894892.

Almost surely, 2^{2122221201112} is an apocalyptic number.

It is an amenable number.

2122221201112 is a deficient number, since it is larger than the sum of its proper divisors (1856959143488).

2122221201112 is a wasteful number, since it uses less digits than its factorization.

2122221201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039506 (or 1039502 counting only the distinct ones).

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

Adding to 2122221201112 its reverse (2111021222212), we get a palindrome (4233242423324).

The spelling of 2122221201112 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred one thousand, one hundred twelve".