13112211033 has 6 divisors (see below), whose sum is σ = 18939860394. Its totient is φ = 8741474016.

The previous prime is 13112211031. The next prime is 13112211037. The reversal of 13112211033 is 33011221131.

13112211033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7979491584 + 5132719449 = 89328^2 + 71643^2 .

It is not a de Polignac number, because 13112211033 - 2¹ = 13112211031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13112210997 and 13112211015.

It is not an unprimeable number, because it can be changed into a prime (13112211031) 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 5 ways as a sum of consecutive naturals, for example, 728456160 + ... + 728456177.

It is an arithmetic number, because the mean of its divisors is an integer number (3156643399).

Almost surely, 2^13112211033 is an apocalyptic number.

It is an amenable number.

13112211033 is a deficient number, since it is larger than the sum of its proper divisors (5827649361).

13112211033 is a wasteful number, since it uses less digits than its factorization.

13112211033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456912343 (or 1456912340 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 13112211033 its reverse (33011221131), we get a palindrome (46123432164).

The spelling of 13112211033 in words is "thirteen billion, one hundred twelve million, two hundred eleven thousand, thirty-three".