13632225342121 has 8 divisors (see below), whose sum is σ = 13668521839784. Its totient is φ = 13595957084160.

The previous prime is 13632225342053. The next prime is 13632225342209. The reversal of 13632225342121 is 12124352223631.

It can be written as a sum of positive squares in 4 ways, for example, as 348496592896 + 13283728749225 = 590336^2 + 3644685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13632225342121 - 2¹¹ = 13632225340073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13632225346121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6093000 + ... + 8024281.

It is an arithmetic number, because the mean of its divisors is an integer number (1708565229973).

Almost surely, 2^{13632225342121} is an apocalyptic number.

It is an amenable number.

13632225342121 is a deficient number, since it is larger than the sum of its proper divisors (36296497663).

13632225342121 is a wasteful number, since it uses less digits than its factorization.

13632225342121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14119851.

The product of its digits is 103680, while the sum is 37.

Adding to 13632225342121 its reverse (12124352223631), we get a palindrome (25756577565752).

The spelling of 13632225342121 in words is "thirteen trillion, six hundred thirty-two billion, two hundred twenty-five million, three hundred forty-two thousand, one hundred twenty-one".