134220434124 has 96 divisors (see below), whose sum is σ = 361122693120. Its totient is φ = 38006321472.

The previous prime is 134220434111. The next prime is 134220434129. The reversal of 134220434124 is 421434022431.

It is a junction number, because it is equal to n+sod(n) for n = 134220434091 and 134220434100.

It is not an unprimeable number, because it can be changed into a prime (134220434129) 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, 10864519 + ... + 10876865.

It is an arithmetic number, because the mean of its divisors is an integer number (3761694720).

Almost surely, 2^134220434124 is an apocalyptic number.

134220434124 is a gapful number since it is divisible by the number (14) 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 134220434124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180561346560).

134220434124 is an abundant number, since it is smaller than the sum of its proper divisors (226902258996).

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

134220434124 is a wasteful number, since it uses less digits than its factorization.

134220434124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13507 (or 13505 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 134220434124 its reverse (421434022431), we get a palindrome (555654456555).

The spelling of 134220434124 in words is "one hundred thirty-four billion, two hundred twenty million, four hundred thirty-four thousand, one hundred twenty-four".