2220002321022 has 80 divisors (see below), whose sum is σ = 5095887299712. Its totient is φ = 721974571920.

The previous prime is 2220002320951. The next prime is 2220002321023. The reversal of 2220002321022 is 2201232000222.

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 = 2220002320986 and 2220002321004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220002321023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5999197 + ... + 6358487.

Almost surely, 2^{2220002321022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2220002321022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2547943649856).

2220002321022 is an abundant number, since it is smaller than the sum of its proper divisors (2875884978690).

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

2220002321022 is a wasteful number, since it uses less digits than its factorization.

2220002321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360235 (or 360226 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 2220002321022 its reverse (2201232000222), we get a palindrome (4421234321244).

The spelling of 2220002321022 in words is "two trillion, two hundred twenty billion, two million, three hundred twenty-one thousand, twenty-two".