11102012220020 has 12 divisors (see below), whose sum is σ = 23314225662084. Its totient is φ = 4440804888000.

The previous prime is 11102012219983. The next prime is 11102012220031. The reversal of 11102012220020 is 2002221020111.

11102012220020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5000608329616 + 6101403890404 = 2236204^2 + 2470102^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11102012219977 and 11102012220004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277550305481 + ... + 277550305520.

It is an arithmetic number, because the mean of its divisors is an integer number (1942852138507).

Almost surely, 2^{11102012220020} is an apocalyptic number.

11102012220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102012220020 is an abundant number, since it is smaller than the sum of its proper divisors (12212213442064).

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

11102012220020 is a wasteful number, since it uses less digits than its factorization.

11102012220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555100611010 (or 555100611008 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11102012220020 its reverse (2002221020111), we get a palindrome (13104233240131).

The spelling of 11102012220020 in words is "eleven trillion, one hundred two billion, twelve million, two hundred twenty thousand, twenty".