11311022331033 has 4 divisors (see below), whose sum is σ = 15081363108048. Its totient is φ = 7540681554020.

The previous prime is 11311022330981. The next prime is 11311022331109. The reversal of 11311022331033 is 33013322011311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11311022331033 - 2¹⁶ = 11311022265497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11311022330994 and 11311022331012.

It is not an unprimeable number, because it can be changed into a prime (11311022331533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885170388503 + ... + 1885170388508.

It is an arithmetic number, because the mean of its divisors is an integer number (3770340777012).

Almost surely, 2^{11311022331033} is an apocalyptic number.

It is an amenable number.

11311022331033 is a deficient number, since it is larger than the sum of its proper divisors (3770340777015).

11311022331033 is an equidigital number, since it uses as much as digits as its factorization.

11311022331033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770340777014.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11311022331033 its reverse (33013322011311), we get a palindrome (44324344342344).

The spelling of 11311022331033 in words is "eleven trillion, three hundred eleven billion, twenty-two million, three hundred thirty-one thousand, thirty-three".