13112233032331 has 32 divisors (see below), whose sum is σ = 13318295477760. Its totient is φ = 12908404413696.

The previous prime is 13112233032307. The next prime is 13112233032373. The reversal of 13112233032331 is 13323033221131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13112233032331 - 2⁹ = 13112233031819 is a prime.

It is a super-2 number, since 2×13112233032331² (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 13112233032331.

It is not an unprimeable number, because it can be changed into a prime (13112233132331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8497881946 + ... + 8497883488.

It is an arithmetic number, because the mean of its divisors is an integer number (416196733680).

Almost surely, 2^{13112233032331} is an apocalyptic number.

13112233032331 is a deficient number, since it is larger than the sum of its proper divisors (206062445429).

13112233032331 is a wasteful number, since it uses less digits than its factorization.

13112233032331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 13112233032331 its reverse (13323033221131), we get a palindrome (26435266253462).

The spelling of 13112233032331 in words is "thirteen trillion, one hundred twelve billion, two hundred thirty-three million, thirty-two thousand, three hundred thirty-one".