211330122102 has 96 divisors (see below), whose sum is σ = 512337571200. Its totient is φ = 62398512000.

The previous prime is 211330122079. The next prime is 211330122121. The reversal of 211330122102 is 201221033112.

211330122102 is a `hidden beast` number, since 211 + 330 + 1 + 22 + 102 = 666.

211330122102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6567649 + ... + 6599747.

It is an arithmetic number, because the mean of its divisors is an integer number (5336849700).

Almost surely, 2^211330122102 is an apocalyptic number.

211330122102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 211330122102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256168785600).

211330122102 is an abundant number, since it is smaller than the sum of its proper divisors (301007449098).

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

211330122102 is a wasteful number, since it uses less digits than its factorization.

211330122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32970 (or 32967 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 211330122102 its reverse (201221033112), we get a palindrome (412551155214).

The spelling of 211330122102 in words is "two hundred eleven billion, three hundred thirty million, one hundred twenty-two thousand, one hundred two".