13302121044 has 24 divisors (see below), whose sum is σ = 31698672768. Its totient is φ = 4339698880.

The previous prime is 13302121039. The next prime is 13302121081. The reversal of 13302121044 is 44012120331.

It is a self number, because there is not a number n which added to its sum of digits gives 13302121044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11792097 + ... + 11793224.

It is an arithmetic number, because the mean of its divisors is an integer number (1320778032).

Almost surely, 2^13302121044 is an apocalyptic number.

It is an amenable number.

13302121044 is an abundant number, since it is smaller than the sum of its proper divisors (18396551724).

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

13302121044 is a wasteful number, since it uses less digits than its factorization.

13302121044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23585375 (or 23585373 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13302121044 its reverse (44012120331), we get a palindrome (57314241375).

The spelling of 13302121044 in words is "thirteen billion, three hundred two million, one hundred twenty-one thousand, forty-four".