11112203312203 has 16 divisors (see below), whose sum is σ = 12766755409920. Its totient is φ = 9474429556800.

The previous prime is 11112203312173. The next prime is 11112203312209. The reversal of 11112203312203 is 30221330221111.

11112203312203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112203312203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112203312209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29775388 + ... + 30146278.

It is an arithmetic number, because the mean of its divisors is an integer number (797922213120).

Almost surely, 2^{11112203312203} is an apocalyptic number.

11112203312203 is a deficient number, since it is larger than the sum of its proper divisors (1654552097717).

11112203312203 is a wasteful number, since it uses less digits than its factorization.

11112203312203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393498.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11112203312203 its reverse (30221330221111), we get a palindrome (41333533533314).

The spelling of 11112203312203 in words is "eleven trillion, one hundred twelve billion, two hundred three million, three hundred twelve thousand, two hundred three".