13020311233332 has 72 divisors (see below), whose sum is σ = 35444973301920. Its totient is φ = 4006160009280.

The previous prime is 13020311233297. The next prime is 13020311233333. The reversal of 13020311233332 is 23333211302031.

13020311233332 is a `hidden beast` number, since 1 + 3 + 0 + 203 + 1 + 123 + 3 + 332 = 666.

13020311233332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13020311233332² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13020311233296 and 13020311233305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020311233333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22406919 + ... + 22980657.

It is an arithmetic number, because the mean of its divisors is an integer number (492291295860).

Almost surely, 2^{13020311233332} is an apocalyptic number.

13020311233332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13020311233332 is an abundant number, since it is smaller than the sum of its proper divisors (22424662068588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13020311233332 is a wasteful number, since it uses less digits than its factorization.

13020311233332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622253 (or 622248 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 13020311233332 its reverse (23333211302031), we get a palindrome (36353522535363).

The spelling of 13020311233332 in words is "thirteen trillion, twenty billion, three hundred eleven million, two hundred thirty-three thousand, three hundred thirty-two".