103313212221212 has 48 divisors (see below), whose sum is σ = 206808361244352. Its totient is φ = 44238117020160.

The previous prime is 103313212221181. The next prime is 103313212221227. The reversal of 103313212221212 is 212122212313301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200108762 + ... + 200624382.

It is an arithmetic number, because the mean of its divisors is an integer number (4308507525924).

Almost surely, 2^{103313212221212} is an apocalyptic number.

It is an amenable number.

103313212221212 is an abundant number, since it is smaller than the sum of its proper divisors (103495149023140).

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

103313212221212 is a wasteful number, since it uses less digits than its factorization.

103313212221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521918 (or 521916 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 103313212221212 its reverse (212122212313301), we get a palindrome (315435424534513).

The spelling of 103313212221212 in words is "one hundred three trillion, three hundred thirteen billion, two hundred twelve million, two hundred twenty-one thousand, two hundred twelve".