22211110120012 has 24 divisors (see below), whose sum is σ = 42440586546960. Its totient is φ = 10087016732160.

The previous prime is 22211110119959. The next prime is 22211110120013. The reversal of 22211110120012 is 21002101111222.

It is not an unprimeable number, because it can be changed into a prime (22211110120013) 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, 223510093 + ... + 223609444.

It is an arithmetic number, because the mean of its divisors is an integer number (1768357772790).

Almost surely, 2^{22211110120012} is an apocalyptic number.

22211110120012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22211110120012 is a deficient number, since it is larger than the sum of its proper divisors (20229476426948).

22211110120012 is a wasteful number, since it uses less digits than its factorization.

22211110120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447120681 (or 447120679 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22211110120012 its reverse (21002101111222), we get a palindrome (43213211231234).

The spelling of 22211110120012 in words is "twenty-two trillion, two hundred eleven billion, one hundred ten million, one hundred twenty thousand, twelve".