211112022111110 has 96 divisors (see below), whose sum is σ = 410539346615520. Its totient is φ = 78125076246528.

The previous prime is 211112022111013. The next prime is 211112022111131. The reversal of 211112022111110 is 11111220211112.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3235053602 + ... + 3235118858.

It is an arithmetic number, because the mean of its divisors is an integer number (4276451527245).

Almost surely, 2^{211112022111110} is an apocalyptic number.

211112022111110 is a deficient number, since it is larger than the sum of its proper divisors (199427324504410).

211112022111110 is a wasteful number, since it uses less digits than its factorization.

211112022111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84330 (or 84313 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 211112022111110 its reverse (11111220211112), we get a palindrome (222223242322222).

The spelling of 211112022111110 in words is "two hundred eleven trillion, one hundred twelve billion, twenty-two million, one hundred eleven thousand, one hundred ten".