13212022332412 has 24 divisors (see below), whose sum is σ = 23817285167760. Its totient is φ = 6408883962240.

The previous prime is 13212022332347. The next prime is 13212022332419. The reversal of 13212022332412 is 21423322021231.

It is a happy number.

It is a super-2 number, since 2×13212022332412² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212022332419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225001683 + ... + 225060394.

It is an arithmetic number, because the mean of its divisors is an integer number (992386881990).

Almost surely, 2^{13212022332412} is an apocalyptic number.

It is an amenable number.

13212022332412 is a deficient number, since it is larger than the sum of its proper divisors (10605262835348).

13212022332412 is a wasteful number, since it uses less digits than its factorization.

13212022332412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450062301 (or 450062299 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13212022332412 its reverse (21423322021231), we get a palindrome (34635344353643).

The spelling of 13212022332412 in words is "thirteen trillion, two hundred twelve billion, twenty-two million, three hundred thirty-two thousand, four hundred twelve".