11001011201120 has 96 divisors (see below), whose sum is σ = 26487939413376. Its totient is φ = 4316471654400.

The previous prime is 11001011201107. The next prime is 11001011201149. The reversal of 11001011201120 is 2110211010011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2046290 + ... + 5117550.

It is an arithmetic number, because the mean of its divisors is an integer number (275916035556).

Almost surely, 2^{11001011201120} is an apocalyptic number.

11001011201120 is a gapful number since it is divisible by the number (10) 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 11001011201120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13243969706688).

11001011201120 is an abundant number, since it is smaller than the sum of its proper divisors (15486928212256).

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

11001011201120 is a wasteful number, since it uses less digits than its factorization.

11001011201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3071704 (or 3071696 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11001011201120 its reverse (2110211010011), we get a palindrome (13111222211131).

The spelling of 11001011201120 in words is "eleven trillion, one billion, eleven million, two hundred one thousand, one hundred twenty".