11121000201020 has 96 divisors (see below), whose sum is σ = 23644809988800. Its totient is φ = 4393315584000.

The previous prime is 11121000200939. The next prime is 11121000201097. The reversal of 11121000201020 is 2010200012111.

11121000201020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11121000200992 and 11121000201010.

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, 882542720 + ... + 882555320.

It is an arithmetic number, because the mean of its divisors is an integer number (246300104050).

Almost surely, 2^{11121000201020} is an apocalyptic number.

11121000201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121000201020 is an abundant number, since it is smaller than the sum of its proper divisors (12523809787780).

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

11121000201020 is a wasteful number, since it uses less digits than its factorization.

11121000201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13999 (or 13997 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11121000201020 its reverse (2010200012111), we get a palindrome (13131200213131).

The spelling of 11121000201020 in words is "eleven trillion, one hundred twenty-one billion, two hundred one thousand, twenty".