11232213133 has 8 divisors (see below), whose sum is σ = 11271498552. Its totient is φ = 11192952576.

The previous prime is 11232213053. The next prime is 11232213193. The reversal of 11232213133 is 33131223211.

It can be written as a sum of positive squares in 4 ways, for example, as 1314642564 + 9917570569 = 36258^2 + 99587^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11232213133 - 2¹³ = 11232204941 is a prime.

It is a super-2 number, since 2×11232213133² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232213193) 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, 1561441 + ... + 1568617.

It is an arithmetic number, because the mean of its divisors is an integer number (1408937319).

Almost surely, 2^11232213133 is an apocalyptic number.

It is an amenable number.

11232213133 is a deficient number, since it is larger than the sum of its proper divisors (39285419).

11232213133 is an equidigital number, since it uses as much as digits as its factorization.

11232213133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12431.

The product of its digits is 648, while the sum is 22.

Adding to 11232213133 its reverse (33131223211), we get a palindrome (44363436344).

The spelling of 11232213133 in words is "eleven billion, two hundred thirty-two million, two hundred thirteen thousand, one hundred thirty-three".