222122110200212 has 12 divisors (see below), whose sum is σ = 388872936494196. Its totient is φ = 111015556916160.

The previous prime is 222122110200161. The next prime is 222122110200247. The reversal of 222122110200212 is 212002011221222.

It can be written as a sum of positive squares in 2 ways, for example, as 93150564314116 + 128971545886096 = 9651454^2 + 11356564^2 .

It is a congruent number.

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, 11374535003 + ... + 11374554530.

It is an arithmetic number, because the mean of its divisors is an integer number (32406078041183).

Almost surely, 2^{222122110200212} is an apocalyptic number.

It is an amenable number.

222122110200212 is a deficient number, since it is larger than the sum of its proper divisors (166750826293984).

222122110200212 is a wasteful number, since it uses less digits than its factorization.

222122110200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22749091978 (or 22749091976 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222122110200212 its reverse (212002011221222), we get a palindrome (434124121421434).

The spelling of 222122110200212 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two hundred thousand, two hundred twelve".