11210121210112 has 144 divisors (see below), whose sum is σ = 24760034095104. Its totient is φ = 5023100160000.

The previous prime is 11210121210109. The next prime is 11210121210163. The reversal of 11210121210112 is 21101212101211.

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

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, 55602673 + ... + 55803919.

It is an arithmetic number, because the mean of its divisors is an integer number (171944681216).

Almost surely, 2^{11210121210112} 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 11210121210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12380017047552).

11210121210112 is an abundant number, since it is smaller than the sum of its proper divisors (13549912884992).

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

11210121210112 is a wasteful number, since it uses less digits than its factorization.

11210121210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201556 (or 201542 counting only the distinct ones).

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

Adding to 11210121210112 its reverse (21101212101211), we get a palindrome (32311333311323).

The spelling of 11210121210112 in words is "eleven trillion, two hundred ten billion, one hundred twenty-one million, two hundred ten thousand, one hundred twelve".