11220203201320 has 32 divisors (see below), whose sum is σ = 25468868338920. Its totient is φ = 4448363745280.

The previous prime is 11220203201309. The next prime is 11220203201369. The reversal of 11220203201320 is 2310230202211.

It can be written as a sum of positive squares in 4 ways, for example, as 8126410670596 + 3093792530724 = 2850686^2 + 1758918^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1241168401 + ... + 1241177440.

Almost surely, 2^{11220203201320} is an apocalyptic number.

11220203201320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220203201320 is an abundant number, since it is smaller than the sum of its proper divisors (14248665137600).

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

11220203201320 is a wasteful number, since it uses less digits than its factorization.

11220203201320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2482345965 (or 2482345961 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11220203201320 its reverse (2310230202211), we get a palindrome (13530433403531).

The spelling of 11220203201320 in words is "eleven trillion, two hundred twenty billion, two hundred three million, two hundred one thousand, three hundred twenty".