11211444404104 has 64 divisors (see below), whose sum is σ = 24860664000000. Its totient is φ = 4637779469568.

The previous prime is 11211444404023. The next prime is 11211444404143. The reversal of 11211444404104 is 40140444411211.

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, 4174897 + ... + 6312895.

It is an arithmetic number, because the mean of its divisors is an integer number (388447875000).

Almost surely, 2^{11211444404104} is an apocalyptic number.

11211444404104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11211444404104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12430332000000).

11211444404104 is an abundant number, since it is smaller than the sum of its proper divisors (13649219595896).

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

11211444404104 is a wasteful number, since it uses less digits than its factorization.

11211444404104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141270 (or 2141266 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 31.

Adding to 11211444404104 its reverse (40140444411211), we get a palindrome (51351888815315).

The spelling of 11211444404104 in words is "eleven trillion, two hundred eleven billion, four hundred forty-four million, four hundred four thousand, one hundred four".