22111000220012 has 24 divisors (see below), whose sum is σ = 42223027003920. Its totient is φ = 10047807623360.

The previous prime is 22111000219981. The next prime is 22111000220059. The reversal of 22111000220012 is 21002200011122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66006587 + ... + 66340722.

It is an arithmetic number, because the mean of its divisors is an integer number (1759292791830).

Almost surely, 2^{22111000220012} is an apocalyptic number.

22111000220012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22111000220012 is a deficient number, since it is larger than the sum of its proper divisors (20112026783908).

22111000220012 is a wasteful number, since it uses less digits than its factorization.

22111000220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132351121 (or 132351119 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22111000220012 its reverse (21002200011122), we get a palindrome (43113200231134).

The spelling of 22111000220012 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty thousand, twelve".