222211001022212 has 48 divisors (see below), whose sum is σ = 393177288636720. Its totient is φ = 109877219328000.

The previous prime is 222211001022169. The next prime is 222211001022251. The reversal of 222211001022212 is 212220100112222.

222211001022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 25218716286976 + 196992284735236 = 5021824^2 + 14035394^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6041443262 + ... + 6041480042.

It is an arithmetic number, because the mean of its divisors is an integer number (8191193513265).

Almost surely, 2^{222211001022212} is an apocalyptic number.

It is an amenable number.

222211001022212 is a deficient number, since it is larger than the sum of its proper divisors (170966287614508).

222211001022212 is a wasteful number, since it uses less digits than its factorization.

222211001022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53912 (or 53910 counting only the distinct ones).

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

Adding to 222211001022212 its reverse (212220100112222), we get a palindrome (434431101134434).

The spelling of 222211001022212 in words is "two hundred twenty-two trillion, two hundred eleven billion, one million, twenty-two thousand, two hundred twelve".