11313220102020 has 144 divisors (see below), whose sum is σ = 35308691116608. Its totient is φ = 2929954809600.

The previous prime is 11313220101961. The next prime is 11313220102039. The reversal of 11313220102020 is 2020102231311.

11313220102020 is a `hidden beast` number, since 1 + 131 + 322 + 0 + 10 + 202 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11313220101984 and 11313220102002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2090295 + ... + 5195745.

Almost surely, 2^{11313220102020} is an apocalyptic number.

11313220102020 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 11313220102020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17654345558304).

11313220102020 is an abundant number, since it is smaller than the sum of its proper divisors (23995471014588).

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

11313220102020 is a wasteful number, since it uses less digits than its factorization.

11313220102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106050 (or 3106045 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11313220102020 its reverse (2020102231311), we get a palindrome (13333322333331).

The spelling of 11313220102020 in words is "eleven trillion, three hundred thirteen billion, two hundred twenty million, one hundred two thousand, twenty".