11131225234 has 16 divisors (see below), whose sum is σ = 16874396280. Its totient is φ = 5506600960.

The previous prime is 11131225219. The next prime is 11131225243. The reversal of 11131225234 is 43252213111.

It can be written as a sum of positive squares in 4 ways, for example, as 2997891009 + 8133334225 = 54753^2 + 90185^2 .

It is a super-3 number, since 3×11131225234³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11131225199 and 11131225208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85314 + ... + 171874.

Almost surely, 2^11131225234 is an apocalyptic number.

11131225234 is a deficient number, since it is larger than the sum of its proper divisors (5743171046).

11131225234 is a wasteful number, since it uses less digits than its factorization.

11131225234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87245.

The product of its digits is 1440, while the sum is 25.

Adding to 11131225234 its reverse (43252213111), we get a palindrome (54383438345).

The spelling of 11131225234 in words is "eleven billion, one hundred thirty-one million, two hundred twenty-five thousand, two hundred thirty-four".