11220420033403 has 24 divisors (see below), whose sum is σ = 13267874228784. Its totient is φ = 9458714865600.

The previous prime is 11220420033391. The next prime is 11220420033413. The reversal of 11220420033403 is 30433002402211.

It is not a de Polignac number, because 11220420033403 - 2³⁷ = 11082981079931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220420033413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25429876 + ... + 25867342.

It is an arithmetic number, because the mean of its divisors is an integer number (552828092866).

Almost surely, 2^{11220420033403} is an apocalyptic number.

11220420033403 is a deficient number, since it is larger than the sum of its proper divisors (2047454195381).

11220420033403 is an equidigital number, since it uses as much as digits as its factorization.

11220420033403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446123 (or 446116 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 11220420033403 its reverse (30433002402211), we get a palindrome (41653422435614).

The spelling of 11220420033403 in words is "eleven trillion, two hundred twenty billion, four hundred twenty million, thirty-three thousand, four hundred three".