13044301402220 has 144 divisors (see below), whose sum is σ = 30501746583840. Its totient is φ = 4682015247360.

The previous prime is 13044301402147. The next prime is 13044301402259. The reversal of 13044301402220 is 2220410344031.

It is a self number, because there is not a number n which added to its sum of digits gives 13044301402220.

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, 58081664 + ... + 58305816.

It is an arithmetic number, because the mean of its divisors is an integer number (211817684610).

Almost surely, 2^{13044301402220} is an apocalyptic number.

13044301402220 is a gapful number since it is divisible by the number (10) 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 13044301402220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15250873291920).

13044301402220 is an abundant number, since it is smaller than the sum of its proper divisors (17457445181620).

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

13044301402220 is a wasteful number, since it uses less digits than its factorization.

13044301402220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224496 (or 224483 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13044301402220 its reverse (2220410344031), we get a palindrome (15264711746251).

The spelling of 13044301402220 in words is "thirteen trillion, forty-four billion, three hundred one million, four hundred two thousand, two hundred twenty".