211111030321102 has 32 divisors (see below), whose sum is σ = 318614249772000. Its totient is φ = 104907020400000.

The previous prime is 211111030321073. The next prime is 211111030321127. The reversal of 211111030321102 is 201123030111112.

It is a self number, because there is not a number n which added to its sum of digits gives 211111030321102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8042005477 + ... + 8042031727.

It is an arithmetic number, because the mean of its divisors is an integer number (9956695305375).

Almost surely, 2^{211111030321102} is an apocalyptic number.

211111030321102 is a deficient number, since it is larger than the sum of its proper divisors (107503219450898).

211111030321102 is a wasteful number, since it uses less digits than its factorization.

211111030321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39412.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 211111030321102 its reverse (201123030111112), we get a palindrome (412234060432214).

The spelling of 211111030321102 in words is "two hundred eleven trillion, one hundred eleven billion, thirty million, three hundred twenty-one thousand, one hundred two".