2210210022222 has 24 divisors (see below), whose sum is σ = 4918215095976. Its totient is φ = 716824871856.

The previous prime is 2210210022193. The next prime is 2210210022287. The reversal of 2210210022222 is 2222200120122.

2210210022222 is a `hidden beast` number, since 2 + 210 + 210 + 0 + 22 + 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 = 2210210022195 and 2210210022204.

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, 1659316168 + ... + 1659317499.

It is an arithmetic number, because the mean of its divisors is an integer number (204925628999).

Almost surely, 2^{2210210022222} is an apocalyptic number.

2210210022222 is an abundant number, since it is smaller than the sum of its proper divisors (2708005073754).

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

2210210022222 is a wasteful number, since it uses less digits than its factorization.

2210210022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318633712 (or 3318633709 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2210210022222 its reverse (2222200120122), we get a palindrome (4432410142344).

The spelling of 2210210022222 in words is "two trillion, two hundred ten billion, two hundred ten million, twenty-two thousand, two hundred twenty-two".