211000122102 has 96 divisors (see below), whose sum is σ = 533628652032. Its totient is φ = 54442080000.

The previous prime is 211000122089. The next prime is 211000122103. The reversal of 211000122102 is 201221000112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211000122103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 629902 + ... + 904862.

It is an arithmetic number, because the mean of its divisors is an integer number (5558631792).

Almost surely, 2^211000122102 is an apocalyptic number.

211000122102 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 211000122102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266814326016).

211000122102 is an abundant number, since it is smaller than the sum of its proper divisors (322628529930).

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

211000122102 is a wasteful number, since it uses less digits than its factorization.

211000122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275146 (or 275135 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211000122102 its reverse (201221000112), we get a palindrome (412221122214).

The spelling of 211000122102 in words is "two hundred eleven billion, one hundred twenty-two thousand, one hundred two".