11133220312331 has 8 divisors (see below), whose sum is σ = 11990718272064. Its totient is φ = 10275878980800.

The previous prime is 11133220312309. The next prime is 11133220312343. The reversal of 11133220312331 is 13321302233111.

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 11133220312331 - 2³⁰ = 11132146570507 is a prime.

It is a super-2 number, since 2×11133220312331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11133220312331.

It is not an unprimeable number, because it can be changed into a prime (11133220312351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39009395 + ... + 39293756.

It is an arithmetic number, because the mean of its divisors is an integer number (1498839784008).

Almost surely, 2^{11133220312331} is an apocalyptic number.

11133220312331 is a deficient number, since it is larger than the sum of its proper divisors (857497959733).

11133220312331 is a wasteful number, since it uses less digits than its factorization.

11133220312331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78314101.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 11133220312331 its reverse (13321302233111), we get a palindrome (24454522545442).

The spelling of 11133220312331 in words is "eleven trillion, one hundred thirty-three billion, two hundred twenty million, three hundred twelve thousand, three hundred thirty-one".