22110020012 has 12 divisors (see below), whose sum is σ = 39940681536. Its totient is φ = 10698396720.

The previous prime is 22110020003. The next prime is 22110020029. The reversal of 22110020012 is 21002001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110019975 and 22110020002.

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, 89153183 + ... + 89153430.

It is an arithmetic number, because the mean of its divisors is an integer number (3328390128).

Almost surely, 2^22110020012 is an apocalyptic number.

It is an amenable number.

22110020012 is a deficient number, since it is larger than the sum of its proper divisors (17830661524).

22110020012 is a wasteful number, since it uses less digits than its factorization.

22110020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178306648 (or 178306646 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22110020012 its reverse (21002001122), we get a palindrome (43112021134).

The spelling of 22110020012 in words is "twenty-two billion, one hundred ten million, twenty thousand, twelve".