13322312111444 has 48 divisors (see below), whose sum is σ = 27179189170560. Its totient is φ = 5595688517760.

The previous prime is 13322312111393. The next prime is 13322312111497. The reversal of 13322312111444 is 44411121322331.

It is a self number, because there is not a number n which added to its sum of digits gives 13322312111444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13606214 + ... + 14552445.

It is an arithmetic number, because the mean of its divisors is an integer number (566233107720).

Almost surely, 2^{13322312111444} is an apocalyptic number.

13322312111444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13322312111444 is an abundant number, since it is smaller than the sum of its proper divisors (13856877059116).

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

13322312111444 is a wasteful number, since it uses less digits than its factorization.

13322312111444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28159008 (or 28159006 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

Adding to 13322312111444 its reverse (44411121322331), we get a palindrome (57733433433775).

The spelling of 13322312111444 in words is "thirteen trillion, three hundred twenty-two billion, three hundred twelve million, one hundred eleven thousand, four hundred forty-four".