22022200110212 has 6 divisors (see below), whose sum is σ = 38538850192878. Its totient is φ = 11011100055104.

The previous prime is 22022200110173. The next prime is 22022200110217. The reversal of 22022200110212 is 21201100222022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20988346340416 + 1033853769796 = 4581304^2 + 1016786^2 .

It is not an unprimeable number, because it can be changed into a prime (22022200110217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752775013773 + ... + 2752775013780.

It is an arithmetic number, because the mean of its divisors is an integer number (6423141698813).

Almost surely, 2^{22022200110212} is an apocalyptic number.

It is an amenable number.

22022200110212 is a deficient number, since it is larger than the sum of its proper divisors (16516650082666).

22022200110212 is a wasteful number, since it uses less digits than its factorization.

22022200110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505550027557 (or 5505550027555 counting only the distinct ones).

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

Adding to 22022200110212 its reverse (21201100222022), we get a palindrome (43223300332234).

The spelling of 22022200110212 in words is "twenty-two trillion, twenty-two billion, two hundred million, one hundred ten thousand, two hundred twelve".