13311022313212 has 48 divisors (see below), whose sum is σ = 26496606598560. Its totient is φ = 5800339784448.

The previous prime is 13311022313177. The next prime is 13311022313219. The reversal of 13311022313212 is 21231322011331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311022313219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22701463 + ... + 23280430.

It is an arithmetic number, because the mean of its divisors is an integer number (552012637470).

Almost surely, 2^{13311022313212} is an apocalyptic number.

It is an amenable number.

13311022313212 is a deficient number, since it is larger than the sum of its proper divisors (13185584285348).

13311022313212 is a wasteful number, since it uses less digits than its factorization.

13311022313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45982222 (or 45982220 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13311022313212 its reverse (21231322011331), we get a palindrome (34542344324543).

The spelling of 13311022313212 in words is "thirteen trillion, three hundred eleven billion, twenty-two million, three hundred thirteen thousand, two hundred twelve".