13331120232012 has 216 divisors, whose sum is σ = 36457213606128. Its totient is φ = 3787646607360.

The previous prime is 13331120231999. The next prime is 13331120232043. The reversal of 13331120232012 is 21023202113331.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50713588 + ... + 50975780.

Almost surely, 2^{13331120232012} is an apocalyptic number.

13331120232012 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 13331120232012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18228606803064).

13331120232012 is an abundant number, since it is smaller than the sum of its proper divisors (23126093374116).

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

13331120232012 is a wasteful number, since it uses less digits than its factorization.

13331120232012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262357 (or 262325 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13331120232012 its reverse (21023202113331), we get a palindrome (34354322345343).

The spelling of 13331120232012 in words is "thirteen trillion, three hundred thirty-one billion, one hundred twenty million, two hundred thirty-two thousand, twelve".