11133332111 has 8 divisors (see below), whose sum is σ = 12265706448. Its totient is φ = 10021000000.

The previous prime is 11133332039. The next prime is 11133332141. The reversal of 11133332111 is 11123333111.

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

It is a de Polignac number, because none of the positive numbers 2^k-11133332111 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133332141) 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, 5009390 + ... + 5011611.

It is an arithmetic number, because the mean of its divisors is an integer number (1533213306).

Almost surely, 2^11133332111 is an apocalyptic number.

11133332111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11133332111 is a deficient number, since it is larger than the sum of its proper divisors (1132374337).

11133332111 is a wasteful number, since it uses less digits than its factorization.

11133332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021113.

The product of its digits is 162, while the sum is 20.

Adding to 11133332111 its reverse (11123333111), we get a palindrome (22256665222).

The spelling of 11133332111 in words is "eleven billion, one hundred thirty-three million, three hundred thirty-two thousand, one hundred eleven".