11220013003020 has 48 divisors (see below), whose sum is σ = 31487599207680. Its totient is φ = 2985187962816.

The previous prime is 11220013003009. The next prime is 11220013003039. The reversal of 11220013003020 is 2030031002211.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 212957962 + ... + 213010641.

It is an arithmetic number, because the mean of its divisors is an integer number (655991650160).

Almost surely, 2^{11220013003020} is an apocalyptic number.

11220013003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220013003020 is an abundant number, since it is smaller than the sum of its proper divisors (20267586204660).

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

11220013003020 is a wasteful number, since it uses less digits than its factorization.

11220013003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425969054 (or 425969052 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11220013003020 its reverse (2030031002211), we get a palindrome (13250044005231).

The spelling of 11220013003020 in words is "eleven trillion, two hundred twenty billion, thirteen million, three thousand, twenty".