11312110203 has 8 divisors (see below), whose sum is σ = 15083324928. Its totient is φ = 7541151144.

The previous prime is 11312110193. The next prime is 11312110253. The reversal of 11312110203 is 30201121311.

It is a happy number.

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

It is not a de Polignac number, because 11312110203 - 2⁸ = 11312109947 is a prime.

It is a super-3 number, since 3×11312110203³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11312110253) 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, 97726 + ... + 179372.

It is an arithmetic number, because the mean of its divisors is an integer number (1885415616).

Almost surely, 2^11312110203 is an apocalyptic number.

11312110203 is a deficient number, since it is larger than the sum of its proper divisors (3771214725).

11312110203 is an equidigital number, since it uses as much as digits as its factorization.

11312110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127833.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11312110203 its reverse (30201121311), we get a palindrome (41513231514).

The spelling of 11312110203 in words is "eleven billion, three hundred twelve million, one hundred ten thousand, two hundred three".