211210111200112 has 80 divisors (see below), whose sum is σ = 432752513566464. Its totient is φ = 99699031296000.

The previous prime is 211210111200107. The next prime is 211210111200241. The reversal of 211210111200112 is 211002111012112.

It is a super-2 number, since 2×211210111200112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305935698 + ... + 306625294.

Almost surely, 2^{211210111200112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211210111200112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216376256783232).

211210111200112 is an abundant number, since it is smaller than the sum of its proper divisors (221542402366352).

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

211210111200112 is a wasteful number, since it uses less digits than its factorization.

211210111200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704738 (or 704732 counting only the distinct ones).

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

Adding to 211210111200112 its reverse (211002111012112), we get a palindrome (422212222212224).

The spelling of 211210111200112 in words is "two hundred eleven trillion, two hundred ten billion, one hundred eleven million, two hundred thousand, one hundred twelve".