11332133231 has 2 divisors, whose sum is σ = 11332133232. Its totient is φ = 11332133230.

The previous prime is 11332133203. The next prime is 11332133279. The reversal of 11332133231 is 13233123311.

It is a weak prime.

It is an emirp because it is prime and its reverse (13233123311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11332133231 - 2⁶ = 11332133167 is a prime.

It is a super-2 number, since 2×11332133231² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11332133197 and 11332133206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11332133291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666066615 + 5666066616.

It is an arithmetic number, because the mean of its divisors is an integer number (5666066616).

Almost surely, 2^11332133231 is an apocalyptic number.

11332133231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332133231 is an equidigital number, since it uses as much as digits as its factorization.

11332133231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 23.

Adding to 11332133231 its reverse (13233123311), we get a palindrome (24565256542).

The spelling of 11332133231 in words is "eleven billion, three hundred thirty-two million, one hundred thirty-three thousand, two hundred thirty-one".