134212140321 has 16 divisors (see below), whose sum is σ = 215277619200. Its totient is φ = 72656196048.

The previous prime is 134212140319. The next prime is 134212140323. The reversal of 134212140321 is 123041212431.

It is an interprime number because it is at equal distance from previous prime (134212140319) and next prime (134212140323).

It is not a de Polignac number, because 134212140321 - 2¹ = 134212140319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134212140291 and 134212140300.

It is not an unprimeable number, because it can be changed into a prime (134212140323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168185241 + ... + 168186038.

It is an arithmetic number, because the mean of its divisors is an integer number (13454851200).

Almost surely, 2^134212140321 is an apocalyptic number.

It is an amenable number.

134212140321 is a deficient number, since it is larger than the sum of its proper divisors (81065478879).

134212140321 is a wasteful number, since it uses less digits than its factorization.

134212140321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336371308.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 134212140321 its reverse (123041212431), we get a palindrome (257253352752).

The spelling of 134212140321 in words is "one hundred thirty-four billion, two hundred twelve million, one hundred forty thousand, three hundred twenty-one".