13321220340102 has 16 divisors (see below), whose sum is σ = 26651966076912. Its totient is φ = 4438819213920.

The previous prime is 13321220340091. The next prime is 13321220340121. The reversal of 13321220340102 is 20104302212331.

13321220340102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13321220340102² (a number of 27 digits) contains 22 as substring.

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, 396873349 + ... + 396906912.

It is an arithmetic number, because the mean of its divisors is an integer number (1665747879807).

Almost surely, 2^{13321220340102} is an apocalyptic number.

13321220340102 is an abundant number, since it is smaller than the sum of its proper divisors (13330745736810).

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

13321220340102 is a wasteful number, since it uses less digits than its factorization.

13321220340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793783063.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13321220340102 its reverse (20104302212331), we get a palindrome (33425522552433).

The spelling of 13321220340102 in words is "thirteen trillion, three hundred twenty-one billion, two hundred twenty million, three hundred forty thousand, one hundred two".