134242263221 has 16 divisors (see below), whose sum is σ = 147865758720. Its totient is φ = 120860676720.

The previous prime is 134242263203. The next prime is 134242263229. The reversal of 134242263221 is 122362242431.

It is a cyclic number.

It is not a de Polignac number, because 134242263221 - 2⁶ = 134242263157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134242263229) 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 15 ways as a sum of consecutive naturals, for example, 375140 + ... + 639698.

It is an arithmetic number, because the mean of its divisors is an integer number (9241609920).

Almost surely, 2^134242263221 is an apocalyptic number.

134242263221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134242263221 is a deficient number, since it is larger than the sum of its proper divisors (13623495499).

134242263221 is a wasteful number, since it uses less digits than its factorization.

134242263221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265016.

The product of its digits is 27648, while the sum is 32.

The spelling of 134242263221 in words is "one hundred thirty-four billion, two hundred forty-two million, two hundred sixty-three thousand, two hundred twenty-one".