222030221130 has 24 divisors (see below), whose sum is σ = 577278575172. Its totient is φ = 59208058944.

The previous prime is 222030221117. The next prime is 222030221137. The reversal of 222030221130 is 31122030222.

It can be written as a sum of positive squares in 2 ways, for example, as 220112043921 + 1918177209 = 469161^2 + 43797^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (222030221137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1233501139 + ... + 1233501318.

Almost surely, 2^222030221130 is an apocalyptic number.

222030221130 is an abundant number, since it is smaller than the sum of its proper divisors (355248354042).

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

222030221130 is a wasteful number, since it uses less digits than its factorization.

222030221130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467002470 (or 2467002467 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222030221130 its reverse (31122030222), we get a palindrome (253152251352).

The spelling of 222030221130 in words is "two hundred twenty-two billion, thirty million, two hundred twenty-one thousand, one hundred thirty".