11132231203 has 4 divisors (see below), whose sum is σ = 11190515328. Its totient is φ = 11073947080.

The previous prime is 11132231197. The next prime is 11132231263. The reversal of 11132231203 is 30213223111.

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-11132231203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11132231263) 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, 29141776 + ... + 29142157.

It is an arithmetic number, because the mean of its divisors is an integer number (2797628832).

Almost surely, 2^11132231203 is an apocalyptic number.

11132231203 is a deficient number, since it is larger than the sum of its proper divisors (58284125).

11132231203 is an equidigital number, since it uses as much as digits as its factorization.

11132231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58284124.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11132231203 its reverse (30213223111), we get a palindrome (41345454314).

The spelling of 11132231203 in words is "eleven billion, one hundred thirty-two million, two hundred thirty-one thousand, two hundred three".