2205321030 has 48 divisors (see below), whose sum is σ = 6255095184. Its totient is φ = 534623040.

The previous prime is 2205321023. The next prime is 2205321061. The reversal of 2205321030 is 301235022.

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 = 2205320994 and 2205321012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1112809 + ... + 1114788.

It is an arithmetic number, because the mean of its divisors is an integer number (130314483).

Almost surely, 2^2205321030 is an apocalyptic number.

2205321030 is an abundant number, since it is smaller than the sum of its proper divisors (4049774154).

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

2205321030 is a wasteful number, since it uses less digits than its factorization.

2205321030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227621 (or 2227618 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2205321030 is about 46960.8457121462. The cubic root of 2205321030 is about 1301.6391611211.

Adding to 2205321030 its reverse (301235022), we get a palindrome (2506556052).

The spelling of 2205321030 in words is "two billion, two hundred five million, three hundred twenty-one thousand, thirty".