211112021020102 has 32 divisors (see below), whose sum is σ = 341376454368000. Its totient is φ = 97615815948000.

The previous prime is 211112021020081. The next prime is 211112021020111. The reversal of 211112021020102 is 201020120211112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387091852 + ... + 387636847.

It is an arithmetic number, because the mean of its divisors is an integer number (10668014199000).

Almost surely, 2^{211112021020102} is an apocalyptic number.

211112021020102 is a deficient number, since it is larger than the sum of its proper divisors (130264433347898).

211112021020102 is a wasteful number, since it uses less digits than its factorization.

211112021020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774728892.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211112021020102 its reverse (201020120211112), we get a palindrome (412132141231214).

The spelling of 211112021020102 in words is "two hundred eleven trillion, one hundred twelve billion, twenty-one million, twenty thousand, one hundred two".