2212101120222 has 48 divisors (see below), whose sum is σ = 5478399370080. Its totient is φ = 631934778816.

The previous prime is 2212101120221. The next prime is 2212101120223. The reversal of 2212101120222 is 2220211012122.

It is a happy number.

2212101120222 is a `hidden beast` number, since 221 + 2 + 101 + 120 + 222 = 666.

It is an interprime number because it is at equal distance from previous prime (2212101120221) and next prime (2212101120223).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2212101120195 and 2212101120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212101120221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455397 + ... + 2152112.

It is an arithmetic number, because the mean of its divisors is an integer number (114133320210).

Almost surely, 2^{2212101120222} is an apocalyptic number.

2212101120222 is an abundant number, since it is smaller than the sum of its proper divisors (3266298249858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212101120222 is a wasteful number, since it uses less digits than its factorization.

2212101120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614257 (or 2614254 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2212101120222 its reverse (2220211012122), we get a palindrome (4432312132344).

The spelling of 2212101120222 in words is "two trillion, two hundred twelve billion, one hundred one million, one hundred twenty thousand, two hundred twenty-two".