211102313310220 has 24 divisors (see below), whose sum is σ = 443316624652944. Its totient is φ = 84440588809536.

The previous prime is 211102313310209. The next prime is 211102313310223. The reversal of 211102313310220 is 22013313201112.

It is a junction number, because it is equal to n+sod(n) for n = 211102313310191 and 211102313310200.

It is not an unprimeable number, because it can be changed into a prime (211102313310223) 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, 15857079 + ... + 25954798.

It is an arithmetic number, because the mean of its divisors is an integer number (18471526027206).

Almost surely, 2^{211102313310220} is an apocalyptic number.

211102313310220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211102313310220 is an abundant number, since it is smaller than the sum of its proper divisors (232214311342724).

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

211102313310220 is a wasteful number, since it uses less digits than its factorization.

211102313310220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42064329 (or 42064327 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211102313310220 its reverse (22013313201112), we get a palindrome (233115626511332).

The spelling of 211102313310220 in words is "two hundred eleven trillion, one hundred two billion, three hundred thirteen million, three hundred ten thousand, two hundred twenty".