13421213741343 has 64 divisors (see below), whose sum is σ = 19560960000000. Its totient is φ = 8153994936960.

The previous prime is 13421213741323. The next prime is 13421213741347. The reversal of 13421213741343 is 34314731212431.

It is not a de Polignac number, because 13421213741343 - 2⁶ = 13421213741279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13421213741347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 948555633 + ... + 948569781.

It is an arithmetic number, because the mean of its divisors is an integer number (305640000000).

Almost surely, 2^{13421213741343} is an apocalyptic number.

13421213741343 is a deficient number, since it is larger than the sum of its proper divisors (6139746258657).

13421213741343 is a wasteful number, since it uses less digits than its factorization.

13421213741343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17380.

The product of its digits is 145152, while the sum is 39.

Adding to 13421213741343 its reverse (34314731212431), we get a palindrome (47735944953774).

The spelling of 13421213741343 in words is "thirteen trillion, four hundred twenty-one billion, two hundred thirteen million, seven hundred forty-one thousand, three hundred forty-three".