134120421301420 has 96 divisors (see below), whose sum is σ = 299205995397120. Its totient is φ = 50357762622720.

The previous prime is 134120421301411. The next prime is 134120421301421. The reversal of 134120421301420 is 24103124021431.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (134120421301421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34697205 + ... + 38368435.

It is an arithmetic number, because the mean of its divisors is an integer number (3116729118720).

Almost surely, 2^{134120421301420} is an apocalyptic number.

134120421301420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134120421301420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149602997698560).

134120421301420 is an abundant number, since it is smaller than the sum of its proper divisors (165085574095700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134120421301420 is a wasteful number, since it uses less digits than its factorization.

134120421301420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672143 (or 3672141 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 134120421301420 its reverse (24103124021431), we get a palindrome (158223545322851).

The spelling of 134120421301420 in words is "one hundred thirty-four trillion, one hundred twenty billion, four hundred twenty-one million, three hundred one thousand, four hundred twenty".