2302203222 has 80 divisors (see below), whose sum is σ = 5821794000. Its totient is φ = 673565760.

The previous prime is 2302203179. The next prime is 2302203247. The reversal of 2302203222 is 2223022032.

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 = 2302203195 and 2302203204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29404 + ... + 73952.

It is an arithmetic number, because the mean of its divisors is an integer number (72772425).

Almost surely, 2^2302203222 is an apocalyptic number.

2302203222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2302203222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2910897000).

2302203222 is an abundant number, since it is smaller than the sum of its proper divisors (3519590778).

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

2302203222 is a wasteful number, since it uses less digits than its factorization.

2302203222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44603 (or 44594 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2302203222 is about 47981.2799120657. The cubic root of 2302203222 is about 1320.4274751858.

Adding to 2302203222 its reverse (2223022032), we get a palindrome (4525225254).

The spelling of 2302203222 in words is "two billion, three hundred two million, two hundred three thousand, two hundred twenty-two".