11222111203243 has 8 divisors (see below), whose sum is σ = 11436974204400. Its totient is φ = 11007363944928.

The previous prime is 11222111203207. The next prime is 11222111203253. The reversal of 11222111203243 is 34230211122211.

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

It is a cyclic number.

It is not a de Polignac number, because 11222111203243 - 2¹³ = 11222111195051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222111203253) 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, 28739928 + ... + 29127781.

It is an arithmetic number, because the mean of its divisors is an integer number (1429621775550).

Almost surely, 2^{11222111203243} is an apocalyptic number.

11222111203243 is a deficient number, since it is larger than the sum of its proper divisors (214863001157).

11222111203243 is an equidigital number, since it uses as much as digits as its factorization.

11222111203243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57871421.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 11222111203243 its reverse (34230211122211), we get a palindrome (45452322325454).

The spelling of 11222111203243 in words is "eleven trillion, two hundred twenty-two billion, one hundred eleven million, two hundred three thousand, two hundred forty-three".