2220211002222 has 24 divisors (see below), whose sum is σ = 4839969185064. Its totient is φ = 735530024304.

The previous prime is 2220211002203. The next prime is 2220211002239. The reversal of 2220211002222 is 2222001120222.

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 = 2220211002195 and 2220211002204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378356133 + ... + 378362000.

It is an arithmetic number, because the mean of its divisors is an integer number (201665382711).

Almost surely, 2^{2220211002222} is an apocalyptic number.

2220211002222 is an abundant number, since it is smaller than the sum of its proper divisors (2619758182842).

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

2220211002222 is a wasteful number, since it uses less digits than its factorization.

2220211002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756718304 (or 756718301 counting only the distinct ones).

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

Adding to 2220211002222 its reverse (2222001120222), we get a palindrome (4442212122444).

The spelling of 2220211002222 in words is "two trillion, two hundred twenty billion, two hundred eleven million, two thousand, two hundred twenty-two".