1111133312203 has 4 divisors (see below), whose sum is σ = 1111467692088. Its totient is φ = 1110798932320.

The previous prime is 1111133312197. The next prime is 1111133312251. The reversal of 1111133312203 is 3022133311111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111133312203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111133312803) 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 3 ways as a sum of consecutive naturals, for example, 167184958 + ... + 167191603.

It is an arithmetic number, because the mean of its divisors is an integer number (277866923022).

Almost surely, 2^{1111133312203} is an apocalyptic number.

1111133312203 is a deficient number, since it is larger than the sum of its proper divisors (334379885).

1111133312203 is an equidigital number, since it uses as much as digits as its factorization.

1111133312203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334379884.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1111133312203 its reverse (3022133311111), we get a palindrome (4133266623314).

The spelling of 1111133312203 in words is "one trillion, one hundred eleven billion, one hundred thirty-three million, three hundred twelve thousand, two hundred three".