220002212121211 has 8 divisors (see below), whose sum is σ = 236931260094144. Its totient is φ = 203073992846400.

The previous prime is 220002212121113. The next prime is 220002212121227. The reversal of 220002212121211 is 112121212200022.

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

It is not a de Polignac number, because 220002212121211 - 2²³ = 220002203732603 is a prime.

It is a super-2 number, since 2×220002212121211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220002212121281) 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, 206623090 + ... + 207685111.

It is an arithmetic number, because the mean of its divisors is an integer number (29616407511768).

Almost surely, 2^{220002212121211} is an apocalyptic number.

220002212121211 is a deficient number, since it is larger than the sum of its proper divisors (16929047972933).

220002212121211 is a wasteful number, since it uses less digits than its factorization.

220002212121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414349061.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220002212121211 its reverse (112121212200022), we get a palindrome (332123424321233).

The spelling of 220002212121211 in words is "two hundred twenty trillion, two billion, two hundred twelve million, one hundred twenty-one thousand, two hundred eleven".