13355032221245 has 32 divisors (see below), whose sum is σ = 18952481205504. Its totient is φ = 8906241024000.

The previous prime is 13355032221227. The next prime is 13355032221257. The reversal of 13355032221245 is 54212223055331.

It is not a de Polignac number, because 13355032221245 - 2¹⁰ = 13355032220221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13355032221199 and 13355032221208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61740932 + ... + 61956861.

It is an arithmetic number, because the mean of its divisors is an integer number (592265037672).

Almost surely, 2^{13355032221245} is an apocalyptic number.

It is an amenable number.

13355032221245 is a deficient number, since it is larger than the sum of its proper divisors (5597448984259).

13355032221245 is a wasteful number, since it uses less digits than its factorization.

13355032221245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123697973.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 13355032221245 its reverse (54212223055331), we get a palindrome (67567255276576).

The spelling of 13355032221245 in words is "thirteen trillion, three hundred fifty-five billion, thirty-two million, two hundred twenty-one thousand, two hundred forty-five".