234142402422 has 32 divisors (see below), whose sum is σ = 494486438400. Its totient is φ = 73706446368.

The previous prime is 234142402397. The next prime is 234142402489. The reversal of 234142402422 is 224204241432.

It is a happy number.

It is a super-2 number, since 2×234142402422² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 234142402422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3203422 + ... + 3275697.

It is an arithmetic number, because the mean of its divisors is an integer number (15452701200).

Almost surely, 2^234142402422 is an apocalyptic number.

234142402422 is an abundant number, since it is smaller than the sum of its proper divisors (260344035978).

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

234142402422 is a wasteful number, since it uses less digits than its factorization.

234142402422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6479460.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 234142402422 its reverse (224204241432), we get a palindrome (458346643854).

The spelling of 234142402422 in words is "two hundred thirty-four billion, one hundred forty-two million, four hundred two thousand, four hundred twenty-two".