103321310212 has 12 divisors (see below), whose sum is σ = 180814545436.
Its totient is φ = 51660011520.
The previous prime is 103321310111. The next prime is 103321310233. The reversal of 103321310212 is 212013123301.
It can be written as a sum of positive squares in 2 ways, for example, as 25851494656 + 77469815556 = 160784^2 + 278334^2
It is a self number, because there is not a number n which added to its sum of digits gives 103321310212.
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 3 ways as a sum of consecutive naturals, for example, 529012 + ... + 697492.
Almost surely, 2103321310212 is an apocalyptic number.
It is an amenable number.
103321310212 is a deficient number, since it is larger than the sum of its proper divisors (77493235224).
103321310212 is a wasteful number, since it uses less digits than its factorization.
103321310212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321798 (or 321796 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 103321310212 its reverse (212013123301), we get a palindrome (315334433513).
The spelling of 103321310212 in words is "one hundred three billion, three hundred twenty-one million, three hundred ten thousand, two hundred twelve".