11223516556203 has 8 divisors (see below), whose sum is σ = 17102501419008. Its totient is φ = 6413438032104.

The previous prime is 11223516556183. The next prime is 11223516556253. The reversal of 11223516556203 is 30265561532211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11223516556203 - 2⁶ = 11223516556139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11223516556253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267226584651 + ... + 267226584692.

It is an arithmetic number, because the mean of its divisors is an integer number (2137812677376).

Almost surely, 2^{11223516556203} is an apocalyptic number.

11223516556203 is a deficient number, since it is larger than the sum of its proper divisors (5878984862805).

11223516556203 is an equidigital number, since it uses as much as digits as its factorization.

11223516556203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534453169353.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 11223516556203 in words is "eleven trillion, two hundred twenty-three billion, five hundred sixteen million, five hundred fifty-six thousand, two hundred three".