220100212211211 has 12 divisors (see below), whose sum is σ = 319536348694992. Its totient is φ = 145988634832656.

The previous prime is 220100212211179. The next prime is 220100212211267. The reversal of 220100212211211 is 112112212001022.

220100212211211 is a `hidden beast` number, since 2 + 20 + 10 + 0 + 212 + 211 + 211 = 666.

220100212211211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220100212211211 - 2⁵ = 220100212211179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220100212211281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62069996031 + ... + 62069999576.

It is an arithmetic number, because the mean of its divisors is an integer number (26628029057916).

Almost surely, 2^{220100212211211} is an apocalyptic number.

220100212211211 is a deficient number, since it is larger than the sum of its proper divisors (99436136483781).

220100212211211 is a wasteful number, since it uses less digits than its factorization.

220100212211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124139995810 (or 124139995807 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220100212211211 its reverse (112112212001022), we get a palindrome (332212424212233).

The spelling of 220100212211211 in words is "two hundred twenty trillion, one hundred billion, two hundred twelve million, two hundred eleven thousand, two hundred eleven".