11334432231 has 12 divisors (see below), whose sum is σ = 16395659800. Its totient is φ = 7545348720.

The previous prime is 11334432227. The next prime is 11334432271. The reversal of 11334432231 is 13223443311.

It is a happy number.

11334432231 is a `hidden beast` number, since 1 + 1 + 334 + 4 + 322 + 3 + 1 = 666.

It is not a de Polignac number, because 11334432231 - 2² = 11334432227 is a prime.

It is a super-2 number, since 2×11334432231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11334432195 and 11334432204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11334432271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 905056 + ... + 917493.

Almost surely, 2^11334432231 is an apocalyptic number.

11334432231 is a deficient number, since it is larger than the sum of its proper divisors (5061227569).

11334432231 is a wasteful number, since it uses less digits than its factorization.

11334432231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823246 (or 1823243 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 11334432231 its reverse (13223443311), we get a palindrome (24557875542).

The spelling of 11334432231 in words is "eleven billion, three hundred thirty-four million, four hundred thirty-two thousand, two hundred thirty-one".