234142403020 has 24 divisors (see below), whose sum is σ = 492096591504. Its totient is φ = 93581238336.

The previous prime is 234142402969. The next prime is 234142403039. The reversal of 234142403020 is 20304241432.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4707322 + ... + 4756801.

It is an arithmetic number, because the mean of its divisors is an integer number (20504024646).

Almost surely, 2^234142403020 is an apocalyptic number.

234142403020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234142403020 is an abundant number, since it is smaller than the sum of its proper divisors (257954188484).

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

234142403020 is a wasteful number, since it uses less digits than its factorization.

234142403020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9465369 (or 9465367 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 234142403020 its reverse (20304241432), we get a palindrome (254446644452).

The spelling of 234142403020 in words is "two hundred thirty-four billion, one hundred forty-two million, four hundred three thousand, twenty".