11312133203 has 16 divisors (see below), whose sum is σ = 13126632960. Its totient is φ = 9547376256.

The previous prime is 11312133191. The next prime is 11312133221. The reversal of 11312133203 is 30233121311.

It is a cyclic number.

It is not a de Polignac number, because 11312133203 - 2⁴ = 11312133187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11312133223) 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, 1775738 + ... + 1782096.

It is an arithmetic number, because the mean of its divisors is an integer number (820414560).

Almost surely, 2^11312133203 is an apocalyptic number.

11312133203 is a deficient number, since it is larger than the sum of its proper divisors (1814499757).

11312133203 is an equidigital number, since it uses as much as digits as its factorization.

11312133203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10226.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11312133203 its reverse (30233121311), we get a palindrome (41545254514).

The spelling of 11312133203 in words is "eleven billion, three hundred twelve million, one hundred thirty-three thousand, two hundred three".