13033221230112 has 96 divisors (see below), whose sum is σ = 35397816350400. Its totient is φ = 4193903121408.

The previous prime is 13033221230111. The next prime is 13033221230119. The reversal of 13033221230112 is 21103212233031.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13033221230111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16504714 + ... + 17276342.

It is an arithmetic number, because the mean of its divisors is an integer number (368727253650).

Almost surely, 2^{13033221230112} is an apocalyptic number.

13033221230112 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 13033221230112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17698908175200).

13033221230112 is an abundant number, since it is smaller than the sum of its proper divisors (22364595120288).

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

13033221230112 is a wasteful number, since it uses less digits than its factorization.

13033221230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777738 (or 777730 counting only the distinct ones).

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

Adding to 13033221230112 its reverse (21103212233031), we get a palindrome (34136433463143).

The spelling of 13033221230112 in words is "thirteen trillion, thirty-three billion, two hundred twenty-one million, two hundred thirty thousand, one hundred twelve".