211100202112110 has 16 divisors (see below), whose sum is σ = 506640485069136. Its totient is φ = 56293387229888.

The previous prime is 211100202112091. The next prime is 211100202112139. The reversal of 211100202112110 is 11211202001112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 211100202112110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3518336701839 + ... + 3518336701898.

It is an arithmetic number, because the mean of its divisors is an integer number (31665030316821).

Almost surely, 2^{211100202112110} is an apocalyptic number.

211100202112110 is an abundant number, since it is smaller than the sum of its proper divisors (295540282957026).

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

211100202112110 is a wasteful number, since it uses less digits than its factorization.

211100202112110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036673403747.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211100202112110 its reverse (11211202001112), we get a palindrome (222311404113222).

The spelling of 211100202112110 in words is "two hundred eleven trillion, one hundred billion, two hundred two million, one hundred twelve thousand, one hundred ten".