220212221122211 has 8 divisors (see below), whose sum is σ = 231802474249920. Its totient is φ = 208621981617192.

The previous prime is 220212221122177. The next prime is 220212221122273. The reversal of 220212221122211 is 112221122212022.

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

It is a cyclic number.

It is not a de Polignac number, because 220212221122211 - 2¹⁰ = 220212221121187 is a prime.

It is a super-4 number, since 4×220212221122211⁴ (a number of 58 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (220212221122291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61215056 + ... + 64712498.

It is an arithmetic number, because the mean of its divisors is an integer number (28975309281240).

Almost surely, 2^{220212221122211} is an apocalyptic number.

220212221122211 is a deficient number, since it is larger than the sum of its proper divisors (11590253127709).

220212221122211 is a wasteful number, since it uses less digits than its factorization.

220212221122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811345.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 220212221122211 its reverse (112221122212022), we get a palindrome (332433343334233).

The spelling of 220212221122211 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred eleven".