13342226421 has 4 divisors (see below), whose sum is σ = 17789635232. Its totient is φ = 8894817612.

The previous prime is 13342226411. The next prime is 13342226449. The reversal of 13342226421 is 12462224331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13342226421 - 2¹⁵ = 13342193653 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13342226411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2223704401 + ... + 2223704406.

It is an arithmetic number, because the mean of its divisors is an integer number (4447408808).

Almost surely, 2^13342226421 is an apocalyptic number.

It is an amenable number.

13342226421 is a deficient number, since it is larger than the sum of its proper divisors (4447408811).

13342226421 is an equidigital number, since it uses as much as digits as its factorization.

13342226421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447408810.

The product of its digits is 13824, while the sum is 30.

The spelling of 13342226421 in words is "thirteen billion, three hundred forty-two million, two hundred twenty-six thousand, four hundred twenty-one".