13213223054554 has 4 divisors (see below), whose sum is σ = 19819834581834. Its totient is φ = 6606611527276.

The previous prime is 13213223054503. The next prime is 13213223054579. The reversal of 13213223054554 is 45545032231231.

13213223054554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10633970994529 + 2579252060025 = 3260977^2 + 1606005^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303305763637 + ... + 3303305763640.

Almost surely, 2^{13213223054554} is an apocalyptic number.

13213223054554 is a deficient number, since it is larger than the sum of its proper divisors (6606611527280).

13213223054554 is an equidigital number, since it uses as much as digits as its factorization.

13213223054554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606611527279.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 13213223054554 its reverse (45545032231231), we get a palindrome (58758255285785).

The spelling of 13213223054554 in words is "thirteen trillion, two hundred thirteen billion, two hundred twenty-three million, fifty-four thousand, five hundred fifty-four".