11312214133 has 24 divisors (see below), whose sum is σ = 12579991200. Its totient is φ = 10163899680.

The previous prime is 11312214097. The next prime is 11312214149. The reversal of 11312214133 is 33141221311.

It is a de Polignac number, because none of the positive numbers 2^k-11312214133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312214733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3745498 + ... + 3748516.

It is an arithmetic number, because the mean of its divisors is an integer number (524166300).

Almost surely, 2^11312214133 is an apocalyptic number.

It is an amenable number.

11312214133 is a deficient number, since it is larger than the sum of its proper divisors (1267777067).

11312214133 is a wasteful number, since it uses less digits than its factorization.

11312214133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393 (or 3382 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 11312214133 its reverse (33141221311), we get a palindrome (44453435444).

The spelling of 11312214133 in words is "eleven billion, three hundred twelve million, two hundred fourteen thousand, one hundred thirty-three".