13434431221201 has 8 divisors (see below), whose sum is σ = 13870011588608. Its totient is φ = 12998989080000.

The previous prime is 13434431221199. The next prime is 13434431221219. The reversal of 13434431221201 is 10212213443431.

It is a happy number.

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 13434431221201 - 2¹ = 13434431221199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13434431221501) 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, 34359000 + ... + 34747801.

It is an arithmetic number, because the mean of its divisors is an integer number (1733751448576).

Almost surely, 2^{13434431221201} is an apocalyptic number.

It is an amenable number.

13434431221201 is a deficient number, since it is larger than the sum of its proper divisors (435580367407).

13434431221201 is an equidigital number, since it uses as much as digits as its factorization.

13434431221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69113103.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 13434431221201 its reverse (10212213443431), we get a palindrome (23646644664632).

The spelling of 13434431221201 in words is "thirteen trillion, four hundred thirty-four billion, four hundred thirty-one million, two hundred twenty-one thousand, two hundred one".