11303103022220 has 96 divisors (see below), whose sum is σ = 24618285357120. Its totient is φ = 4354098416640.

The previous prime is 11303103022171. The next prime is 11303103022229. The reversal of 11303103022220 is 2222030130311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11303103022192 and 11303103022201.

It is not an unprimeable number, because it can be changed into a prime (11303103022229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584643674 + ... + 584663006.

It is an arithmetic number, because the mean of its divisors is an integer number (256440472470).

Almost surely, 2^{11303103022220} is an apocalyptic number.

11303103022220 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 11303103022220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12309142678560).

11303103022220 is an abundant number, since it is smaller than the sum of its proper divisors (13315182334900).

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

11303103022220 is a wasteful number, since it uses less digits than its factorization.

11303103022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21915 (or 21913 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11303103022220 its reverse (2222030130311), we get a palindrome (13525133152531).

The spelling of 11303103022220 in words is "eleven trillion, three hundred three billion, one hundred three million, twenty-two thousand, two hundred twenty".