13313220201212 has 12 divisors (see below), whose sum is σ = 23538322315200. Its totient is φ = 6587985254016.

The previous prime is 13313220201191. The next prime is 13313220201217. The reversal of 13313220201212 is 21210202231331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313220201217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17156211212 + ... + 17156211987.

It is an arithmetic number, because the mean of its divisors is an integer number (1961526859600).

Almost surely, 2^{13313220201212} is an apocalyptic number.

It is an amenable number.

13313220201212 is a deficient number, since it is larger than the sum of its proper divisors (10225102113988).

13313220201212 is a wasteful number, since it uses less digits than its factorization.

13313220201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34312423300 (or 34312423298 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13313220201212 its reverse (21210202231331), we get a palindrome (34523422432543).

The spelling of 13313220201212 in words is "thirteen trillion, three hundred thirteen billion, two hundred twenty million, two hundred one thousand, two hundred twelve".