220002212121230 has 128 divisors (see below), whose sum is σ = 495620249472000. Its totient is φ = 68308157998080.

The previous prime is 220002212121227. The next prime is 220002212121281. The reversal of 220002212121230 is 32121212200022.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1658837861 + ... + 1658970479.

It is an arithmetic number, because the mean of its divisors is an integer number (3872033199000).

Almost surely, 2^{220002212121230} is an apocalyptic number.

220002212121230 is an abundant number, since it is smaller than the sum of its proper divisors (275618037350770).

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

220002212121230 is a wasteful number, since it uses less digits than its factorization.

220002212121230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140922.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 220002212121230 its reverse (32121212200022), we get a palindrome (252123424321252).

The spelling of 220002212121230 in words is "two hundred twenty trillion, two billion, two hundred twelve million, one hundred twenty-one thousand, two hundred thirty".