222110001020212 has 24 divisors (see below), whose sum is σ = 388906434000000. Its totient is φ = 110993882596416.

The previous prime is 222110001020189. The next prime is 222110001020213. The reversal of 222110001020212 is 212020100011222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222110001020213) 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, 161225103 + ... + 162596905.

It is an arithmetic number, because the mean of its divisors is an integer number (16204434750000).

Almost surely, 2^{222110001020212} is an apocalyptic number.

It is an amenable number.

222110001020212 is a deficient number, since it is larger than the sum of its proper divisors (166796432979788).

222110001020212 is a wasteful number, since it uses less digits than its factorization.

222110001020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394055 (or 1394053 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222110001020212 its reverse (212020100011222), we get a palindrome (434130101031434).

The spelling of 222110001020212 in words is "two hundred twenty-two trillion, one hundred ten billion, one million, twenty thousand, two hundred twelve".