100011112203 has 4 divisors (see below), whose sum is σ = 133348149608. Its totient is φ = 66674074800.

The previous prime is 100011112177. The next prime is 100011112207. The reversal of 100011112203 is 302211110001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302211110001 = 3 ⋅100737036667.

It is not a de Polignac number, because 100011112203 - 2⁶ = 100011112139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100011112207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16668518698 + ... + 16668518703.

It is an arithmetic number, because the mean of its divisors is an integer number (33337037402).

Almost surely, 2^100011112203 is an apocalyptic number.

100011112203 is a deficient number, since it is larger than the sum of its proper divisors (33337037405).

100011112203 is an equidigital number, since it uses as much as digits as its factorization.

100011112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33337037404.

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

Adding to 100011112203 its reverse (302211110001), we get a palindrome (402222222204).

The spelling of 100011112203 in words is "one hundred billion, eleven million, one hundred twelve thousand, two hundred three".