13311133031412 has 144 divisors (see below), whose sum is σ = 34596543421440. Its totient is φ = 4313976024384.

The previous prime is 13311133031393. The next prime is 13311133031429. The reversal of 13311133031412 is 21413033111331.

13311133031412 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 1 + 1 + 330 + 314 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72376123 + ... + 72559805.

It is an arithmetic number, because the mean of its divisors is an integer number (240253773760).

Almost surely, 2^{13311133031412} is an apocalyptic number.

13311133031412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13311133031412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17298271710720).

13311133031412 is an abundant number, since it is smaller than the sum of its proper divisors (21285410390028).

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

13311133031412 is a wasteful number, since it uses less digits than its factorization.

13311133031412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184162 (or 184157 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 13311133031412 its reverse (21413033111331), we get a palindrome (34724166142743).

The spelling of 13311133031412 in words is "thirteen trillion, three hundred eleven billion, one hundred thirty-three million, thirty-one thousand, four hundred twelve".