13204213223420 has 48 divisors (see below), whose sum is σ = 28479683786400. Its totient is φ = 5138683017984.

The previous prime is 13204213223339. The next prime is 13204213223429. The reversal of 13204213223420 is 2432231240231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204213223429) 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, 14899931 + ... + 15761229.

It is an arithmetic number, because the mean of its divisors is an integer number (593326745550).

Almost surely, 2^{13204213223420} is an apocalyptic number.

13204213223420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13204213223420 is an abundant number, since it is smaller than the sum of its proper divisors (15275470562980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13204213223420 is a wasteful number, since it uses less digits than its factorization.

13204213223420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882062 (or 882060 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 13204213223420 its reverse (2432231240231), we get a palindrome (15636444463651).

The spelling of 13204213223420 in words is "thirteen trillion, two hundred four billion, two hundred thirteen million, two hundred twenty-three thousand, four hundred twenty".