13155354512322 has 32 divisors (see below), whose sum is σ = 29692336207680. Its totient is φ = 3849006544320.

The previous prime is 13155354512303. The next prime is 13155354512323. The reversal of 13155354512322 is 22321545355131.

It is not an unprimeable number, because it can be changed into a prime (13155354512323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3436611073 + ... + 3436614900.

It is an arithmetic number, because the mean of its divisors is an integer number (927885506490).

Almost surely, 2^{13155354512322} is an apocalyptic number.

13155354512322 is an abundant number, since it is smaller than the sum of its proper divisors (16536981695358).

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

13155354512322 is a wasteful number, since it uses less digits than its factorization.

13155354512322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6873226018.

The product of its digits is 540000, while the sum is 42.

Adding to 13155354512322 its reverse (22321545355131), we get a palindrome (35476899867453).

The spelling of 13155354512322 in words is "thirteen trillion, one hundred fifty-five billion, three hundred fifty-four million, five hundred twelve thousand, three hundred twenty-two".