11323212223203 has 32 divisors (see below), whose sum is σ = 17232959983680. Its totient is φ = 7343827476480.

The previous prime is 11323212223189. The next prime is 11323212223243. The reversal of 11323212223203 is 30232221232311.

11323212223203 is a `hidden beast` number, since 1 + 1 + 3 + 23 + 212 + 223 + 203 = 666.

It is not a de Polignac number, because 11323212223203 - 2⁹ = 11323212222691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11323212223243) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 14097526 + ... + 14879067.

It is an arithmetic number, because the mean of its divisors is an integer number (538529999490).

Almost surely, 2^{11323212223203} is an apocalyptic number.

11323212223203 is a deficient number, since it is larger than the sum of its proper divisors (5909747760477).

11323212223203 is a wasteful number, since it uses less digits than its factorization.

11323212223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28976996 (or 28976990 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 11323212223203 its reverse (30232221232311), we get a palindrome (41555433455514).

It can be divided in two parts, 11323212 and 223203, that added together give a triangular number (11546415 = T₄₈₀₅).

The spelling of 11323212223203 in words is "eleven trillion, three hundred twenty-three billion, two hundred twelve million, two hundred twenty-three thousand, two hundred three".