234142145452012 has 24 divisors (see below), whose sum is σ = 468285230889504. Its totient is φ = 100346432339712.

The previous prime is 234142145451961. The next prime is 234142145452021. The reversal of 234142145452012 is 210254541241432.

It is a super-2 number, since 2×234142145452012² (a number of 30 digits) contains 22 as substring.

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, 6253908 + ... + 22525444.

It is an arithmetic number, because the mean of its divisors is an integer number (19511884620396).

Almost surely, 2^{234142145452012} is an apocalyptic number.

It is an amenable number.

234142145452012 is an abundant number, since it is smaller than the sum of its proper divisors (234143085437492).

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

234142145452012 is a wasteful number, since it uses less digits than its factorization.

234142145452012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16785465 (or 16785463 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 234142145452012 its reverse (210254541241432), we get a palindrome (444396686693444).

The spelling of 234142145452012 in words is "two hundred thirty-four trillion, one hundred forty-two billion, one hundred forty-five million, four hundred fifty-two thousand, twelve".