134220432120 has 128 divisors (see below), whose sum is σ = 407956953600. Its totient is φ = 35322335744.

The previous prime is 134220432089. The next prime is 134220432251. The reversal of 134220432120 is 21234022431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9783826 + ... + 9797534.

It is an arithmetic number, because the mean of its divisors is an integer number (3187163700).

Almost surely, 2^134220432120 is an apocalyptic number.

134220432120 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 134220432120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203978476800).

134220432120 is an abundant number, since it is smaller than the sum of its proper divisors (273736521480).

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

134220432120 is a wasteful number, since it uses less digits than its factorization.

134220432120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14789 (or 14785 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 134220432120 its reverse (21234022431), we get a palindrome (155454454551).

The spelling of 134220432120 in words is "one hundred thirty-four billion, two hundred twenty million, four hundred thirty-two thousand, one hundred twenty".