22110002212 has 24 divisors (see below), whose sum is σ = 40551134400. Its totient is φ = 10528162656.

The previous prime is 22110002207. The next prime is 22110002219. The reversal of 22110002212 is 21220001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110002192 and 22110002201.

It is not an unprimeable number, because it can be changed into a prime (22110002219) 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, 503662 + ... + 545797.

It is an arithmetic number, because the mean of its divisors is an integer number (1689630600).

Almost surely, 2^22110002212 is an apocalyptic number.

It is an amenable number.

22110002212 is a deficient number, since it is larger than the sum of its proper divisors (18441132188).

22110002212 is a wasteful number, since it uses less digits than its factorization.

22110002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049715 (or 1049713 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22110002212 its reverse (21220001122), we get a palindrome (43330003334).

The spelling of 22110002212 in words is "twenty-two billion, one hundred ten million, two thousand, two hundred twelve".