340123230012 has 24 divisors (see below), whose sum is σ = 795831523200. Its totient is φ = 113058602416.

The previous prime is 340123229981. The next prime is 340123230019. The reversal of 340123230012 is 210032321043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340123230019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39471462 + ... + 39480077.

It is an arithmetic number, because the mean of its divisors is an integer number (33159646800).

Almost surely, 2^340123230012 is an apocalyptic number.

It is an amenable number.

340123230012 is an abundant number, since it is smaller than the sum of its proper divisors (455708293188).

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

340123230012 is a wasteful number, since it uses less digits than its factorization.

340123230012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78951905 (or 78951903 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 340123230012 its reverse (210032321043), we get a palindrome (550155551055).

The spelling of 340123230012 in words is "three hundred forty billion, one hundred twenty-three million, two hundred thirty thousand, twelve".