134443320101 has 4 divisors (see below), whose sum is σ = 136979986572. Its totient is φ = 131906653632.

The previous prime is 134443320097. The next prime is 134443320113. The reversal of 134443320101 is 101023344431.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 97813188001 + 36630132100 = 312751^2 + 191390^2 .

It is a cyclic number.

It is not a de Polignac number, because 134443320101 - 2² = 134443320097 is a prime.

It is a super-3 number, since 3×134443320101³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134443320301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268333156 + ... + 1268333261.

It is an arithmetic number, because the mean of its divisors is an integer number (34244996643).

Almost surely, 2^134443320101 is an apocalyptic number.

It is an amenable number.

134443320101 is a deficient number, since it is larger than the sum of its proper divisors (2536666471).

134443320101 is an equidigital number, since it uses as much as digits as its factorization.

134443320101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536666470.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 134443320101 its reverse (101023344431), we get a palindrome (235466664532).

The spelling of 134443320101 in words is "one hundred thirty-four billion, four hundred forty-three million, three hundred twenty thousand, one hundred one".