13320222023420 has 24 divisors (see below), whose sum is σ = 30124194422784. Its totient is φ = 4918235823936.

The previous prime is 13320222023417. The next prime is 13320222023497. The reversal of 13320222023420 is 2432022202331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 13320222023420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25615811324 + ... + 25615811843.

It is an arithmetic number, because the mean of its divisors is an integer number (1255174767616).

Almost surely, 2^{13320222023420} is an apocalyptic number.

13320222023420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320222023420 is an abundant number, since it is smaller than the sum of its proper divisors (16803972399364).

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

13320222023420 is a wasteful number, since it uses less digits than its factorization.

13320222023420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51231623189 (or 51231623187 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 13320222023420 its reverse (2432022202331), we get a palindrome (15752244225751).

The spelling of 13320222023420 in words is "thirteen trillion, three hundred twenty billion, two hundred twenty-two million, twenty-three thousand, four hundred twenty".