12212143520413 has 16 divisors (see below), whose sum is σ = 12246295248000. Its totient is φ = 12178047735360.

The previous prime is 12212143520393. The next prime is 12212143520429. The reversal of 12212143520413 is 31402534121221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212143520413 is a prime.

It is a super-3 number, since 3×12212143520413³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212143529413) 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, 3271400095 + ... + 3271403827.

It is an arithmetic number, because the mean of its divisors is an integer number (765393453000).

Almost surely, 2^{12212143520413} is an apocalyptic number.

It is an amenable number.

12212143520413 is a deficient number, since it is larger than the sum of its proper divisors (34151727587).

12212143520413 is a wasteful number, since it uses less digits than its factorization.

12212143520413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9012.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 12212143520413 its reverse (31402534121221), we get a palindrome (43614677641634).

The spelling of 12212143520413 in words is "twelve trillion, two hundred twelve billion, one hundred forty-three million, five hundred twenty thousand, four hundred thirteen".