2110210221222 has 24 divisors (see below), whose sum is σ = 4605015116520. Its totient is φ = 698342950080.

The previous prime is 2110210221149. The next prime is 2110210221233. The reversal of 2110210221222 is 2221220120112.

It is a happy number.

2110210221222 is a `hidden beast` number, since 2 + 1 + 10 + 210 + 221 + 222 = 666.

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 = 2110210221195 and 2110210221204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421702179 + ... + 421707182.

It is an arithmetic number, because the mean of its divisors is an integer number (191875629855).

Almost surely, 2^{2110210221222} is an apocalyptic number.

2110210221222 is an abundant number, since it is smaller than the sum of its proper divisors (2494804895298).

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

2110210221222 is a wasteful number, since it uses less digits than its factorization.

2110210221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843409508 (or 843409505 counting only the distinct ones).

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

Adding to 2110210221222 its reverse (2221220120112), we get a palindrome (4331430341334).

The spelling of 2110210221222 in words is "two trillion, one hundred ten billion, two hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".