11210121202104 has 128 divisors (see below), whose sum is σ = 34270685107200. Its totient is φ = 3366944340480.

The previous prime is 11210121202079. The next prime is 11210121202117. The reversal of 11210121202104 is 40120212101211.

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 31 ways as a sum of consecutive naturals, for example, 20607904 + ... + 21144879.

It is an arithmetic number, because the mean of its divisors is an integer number (267739727400).

Almost surely, 2^{11210121202104} is an apocalyptic number.

It is an amenable number.

11210121202104 is an abundant number, since it is smaller than the sum of its proper divisors (23060563905096).

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

11210121202104 is a wasteful number, since it uses less digits than its factorization.

11210121202104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41752922 (or 41752912 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11210121202104 its reverse (40120212101211), we get a palindrome (51330333303315).

The spelling of 11210121202104 in words is "eleven trillion, two hundred ten billion, one hundred twenty-one million, two hundred two thousand, one hundred four".