11225331 has 16 divisors (see below), whose sum is σ = 17909920. Its totient is φ = 6907680.

The previous prime is 11225329. The next prime is 11225341. The reversal of 11225331 is 13352211.

It is not a de Polignac number, because 11225331 - 2¹ = 11225329 is a prime.

It is a super-2 number, since 2×11225331² = 252016112119122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11225341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15640 + ... + 16341.

It is an arithmetic number, because the mean of its divisors is an integer number (1119370).

Almost surely, 2^11225331 is an apocalyptic number.

11225331 is a deficient number, since it is larger than the sum of its proper divisors (6684589).

11225331 is a wasteful number, since it uses less digits than its factorization.

11225331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32003 (or 31997 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 11225331 is about 3350.4225106694. The cubic root of 11225331 is about 223.9063370638.

Adding to 11225331 its reverse (13352211), we get a palindrome (24577542).

The spelling of 11225331 in words is "eleven million, two hundred twenty-five thousand, three hundred thirty-one".