312113202 has 16 divisors (see below), whose sum is σ = 633544032.
Its totient is φ = 102484800.
The previous prime is 312113189. The next prime is 312113267. The reversal of 312113202 is 202311213.
Adding to 312113202 its reverse (202311213), we get a palindrome (514424415).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387799 + ... + 388602.
It is an arithmetic number, because the mean of its divisors is an integer number (39596502).
Almost surely, 2312113202 is an apocalyptic number.
312113202 is an abundant number, since it is smaller than the sum of its proper divisors (321430830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312113202 is a wasteful number, since it uses less digits than its factorization.
312113202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 776473.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 312113202 is about 17666.7258426682.
The cubic root of 312113202 is about 678.3243068717.
The spelling of 312113202 in words is "three hundred twelve million, one hundred thirteen thousand, two hundred two".