13105440440202 has 32 divisors (see below), whose sum is σ = 28594126975680. Its totient is φ = 3971284651520.

The previous prime is 13105440440129. The next prime is 13105440440231. The reversal of 13105440440202 is 20204404450131.

It is a self number, because there is not a number n which added to its sum of digits gives 13105440440202.

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, 2907418 + ... + 5887610.

It is an arithmetic number, because the mean of its divisors is an integer number (893566467990).

Almost surely, 2^{13105440440202} is an apocalyptic number.

13105440440202 is an abundant number, since it is smaller than the sum of its proper divisors (15488686535478).

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

13105440440202 is a wasteful number, since it uses less digits than its factorization.

13105440440202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046838.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 13105440440202 its reverse (20204404450131), we get a palindrome (33309844890333).

The spelling of 13105440440202 in words is "thirteen trillion, one hundred five billion, four hundred forty million, four hundred forty thousand, two hundred two".