11214331 has 4 divisors (see below), whose sum is σ = 11323312. Its totient is φ = 11105352.

The previous prime is 11214311. The next prime is 11214337. The reversal of 11214331 is 13341211.

11214331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11214331 - 2¹¹ = 11212283 is a prime.

It is a super-2 number, since 2×11214331² = 251522439555122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11214337) 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, 54336 + ... + 54541.

It is an arithmetic number, because the mean of its divisors is an integer number (2830828).

Almost surely, 2^11214331 is an apocalyptic number.

11214331 is a deficient number, since it is larger than the sum of its proper divisors (108981).

11214331 is a wasteful number, since it uses less digits than its factorization.

11214331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108980.

The product of its digits is 72, while the sum is 16.

The square root of 11214331 is about 3348.7805243103. The cubic root of 11214331 is about 223.8331759055.

Adding to 11214331 its reverse (13341211), we get a palindrome (24555542).

The spelling of 11214331 in words is "eleven million, two hundred fourteen thousand, three hundred thirty-one".