234442020135234 has 32 divisors (see below), whose sum is σ = 486303215063040. Its totient is φ = 75268038862800.

The previous prime is 234442020135233. The next prime is 234442020135307. The reversal of 234442020135234 is 432531020244432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 234442020135192 and 234442020135201.

It is not an unprimeable number, because it can be changed into a prime (234442020135233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2986787694 + ... + 2986866185.

It is an arithmetic number, because the mean of its divisors is an integer number (15196975470720).

Almost surely, 2^{234442020135234} is an apocalyptic number.

234442020135234 is an abundant number, since it is smaller than the sum of its proper divisors (251861194927806).

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

234442020135234 is a wasteful number, since it uses less digits than its factorization.

234442020135234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5973654126.

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 234442020135234 its reverse (432531020244432), we get a palindrome (666973040379666).

The spelling of 234442020135234 in words is "two hundred thirty-four trillion, four hundred forty-two billion, twenty million, one hundred thirty-five thousand, two hundred thirty-four".