312213101134244 has 24 divisors (see below), whose sum is σ = 558736026807168. Its totient is φ = 152595973651680.

The previous prime is 312213101134213. The next prime is 312213101134343. The reversal of 312213101134244 is 442431101312213.

It is a self number, because there is not a number n which added to its sum of digits gives 312213101134244.

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, 2717107322 + ... + 2717222225.

It is an arithmetic number, because the mean of its divisors is an integer number (23280667783632).

Almost surely, 2^{312213101134244} is an apocalyptic number.

It is an amenable number.

312213101134244 is a deficient number, since it is larger than the sum of its proper divisors (246522925672924).

312213101134244 is a wasteful number, since it uses less digits than its factorization.

312213101134244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434329875 (or 5434329873 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 312213101134244 its reverse (442431101312213), we get a palindrome (754644202446457).

The spelling of 312213101134244 in words is "three hundred twelve trillion, two hundred thirteen billion, one hundred one million, one hundred thirty-four thousand, two hundred forty-four".