220020122221210 has 8 divisors (see below), whose sum is σ = 396036219998196. Its totient is φ = 88008048888480.

The previous prime is 220020122221121. The next prime is 220020122221223. The reversal of 220020122221210 is 12122221020022.

It can be written as a sum of positive squares in 2 ways, for example, as 215958337461441 + 4061784759769 = 14695521^2 + 2015387^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11001006111051 + ... + 11001006111070.

Almost surely, 2^{220020122221210} is an apocalyptic number.

220020122221210 is a deficient number, since it is larger than the sum of its proper divisors (176016097776986).

220020122221210 is a wasteful number, since it uses less digits than its factorization.

220020122221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22002012222128.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220020122221210 its reverse (12122221020022), we get a palindrome (232142343241232).

The spelling of 220020122221210 in words is "two hundred twenty trillion, twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred ten".