312001142034340 has 24 divisors (see below), whose sum is σ = 714766252660992. Its totient is φ = 113454960739680.

The previous prime is 312001142034317. The next prime is 312001142034341. The reversal of 312001142034340 is 43430241100213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312001142034299 and 312001142034308.

It is not an unprimeable number, because it can be changed into a prime (312001142034341) 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, 709093504404 + ... + 709093504843.

It is an arithmetic number, because the mean of its divisors is an integer number (29781927194208).

Almost surely, 2^{312001142034340} is an apocalyptic number.

It is an amenable number.

312001142034340 is an abundant number, since it is smaller than the sum of its proper divisors (402765110626652).

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

312001142034340 is a wasteful number, since it uses less digits than its factorization.

312001142034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418187009267 (or 1418187009265 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 312001142034340 its reverse (43430241100213), we get a palindrome (355431383134553).

The spelling of 312001142034340 in words is "three hundred twelve trillion, one billion, one hundred forty-two million, thirty-four thousand, three hundred forty".