211200102102 has 32 divisors (see below), whose sum is σ = 460970838144. Its totient is φ = 63976334400.

The previous prime is 211200102097. The next prime is 211200102107. The reversal of 211200102102 is 201201002112.

It is an interprime number because it is at equal distance from previous prime (211200102097) and next prime (211200102107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211200102107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412399 + ... + 769722.

It is an arithmetic number, because the mean of its divisors is an integer number (14405338692).

Almost surely, 2^211200102102 is an apocalyptic number.

211200102102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211200102102 is an abundant number, since it is smaller than the sum of its proper divisors (249770736042).

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

211200102102 is a wasteful number, since it uses less digits than its factorization.

211200102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184844.

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

Adding to 211200102102 its reverse (201201002112), we get a palindrome (412401104214).

It can be divided in two parts, 21120010 and 2102, that added together give a palindrome (21122112).

The spelling of 211200102102 in words is "two hundred eleven billion, two hundred million, one hundred two thousand, one hundred two".