212221030130 has 48 divisors (see below), whose sum is σ = 401780070720. Its totient is φ = 80699138784.

The previous prime is 212221030097. The next prime is 212221030163. The reversal of 212221030130 is 31030122212.

It is an interprime number because it is at equal distance from previous prime (212221030097) and next prime (212221030163).

It is a junction number, because it is equal to n+sod(n) for n = 212221030099 and 212221030108.

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 23 ways as a sum of consecutive naturals, for example, 739211 + ... + 985329.

It is an arithmetic number, because the mean of its divisors is an integer number (8370418140).

Almost surely, 2^212221030130 is an apocalyptic number.

212221030130 is a deficient number, since it is larger than the sum of its proper divisors (189559040590).

212221030130 is a wasteful number, since it uses less digits than its factorization.

212221030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246335 (or 246312 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212221030130 its reverse (31030122212), we get a palindrome (243251152342).

The spelling of 212221030130 in words is "two hundred twelve billion, two hundred twenty-one million, thirty thousand, one hundred thirty".