1111101112203 has 4 divisors (see below), whose sum is σ = 1481468149608. Its totient is φ = 740734074800.

The previous prime is 1111101112109. The next prime is 1111101112243. The reversal of 1111101112203 is 3022111011111.

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

It is a cyclic number.

It is not a de Polignac number, because 1111101112203 - 2²⁰ = 1111100063627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111101112243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185183518698 + ... + 185183518703.

It is an arithmetic number, because the mean of its divisors is an integer number (370367037402).

Almost surely, 2^{1111101112203} is an apocalyptic number.

1111101112203 is a deficient number, since it is larger than the sum of its proper divisors (370367037405).

1111101112203 is an equidigital number, since it uses as much as digits as its factorization.

1111101112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370367037404.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1111101112203 its reverse (3022111011111), we get a palindrome (4133212123314).

The spelling of 1111101112203 in words is "one trillion, one hundred eleven billion, one hundred one million, one hundred twelve thousand, two hundred three".