22110020222012 has 12 divisors (see below), whose sum is σ = 40374819536016. Its totient is φ = 10574357497440.

The previous prime is 22110020222011. The next prime is 22110020222047. The reversal of 22110020222012 is 21022202001122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110020222011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120163153289 + ... + 120163153472.

It is an arithmetic number, because the mean of its divisors is an integer number (3364568294668).

Almost surely, 2^{22110020222012} is an apocalyptic number.

It is an amenable number.

22110020222012 is a deficient number, since it is larger than the sum of its proper divisors (18264799314004).

22110020222012 is a wasteful number, since it uses less digits than its factorization.

22110020222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240326306788 (or 240326306786 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22110020222012 its reverse (21022202001122), we get a palindrome (43132222223134).

The spelling of 22110020222012 in words is "twenty-two trillion, one hundred ten billion, twenty million, two hundred twenty-two thousand, twelve".