13322340143220 has 96 divisors (see below), whose sum is σ = 39505364011008. Its totient is φ = 3347443262592.

The previous prime is 13322340143117. The next prime is 13322340143221. The reversal of 13322340143220 is 2234104322331.

It is a happy number.

It is a super-2 number, since 2×13322340143220² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13322340143221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71951344 + ... + 72136263.

It is an arithmetic number, because the mean of its divisors is an integer number (411514208448).

Almost surely, 2^{13322340143220} is an apocalyptic number.

13322340143220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13322340143220 is an abundant number, since it is smaller than the sum of its proper divisors (26183023867788).

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

13322340143220 is a wasteful number, since it uses less digits than its factorization.

13322340143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144087709 (or 144087707 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 13322340143220 its reverse (2234104322331), we get a palindrome (15556444465551).

The spelling of 13322340143220 in words is "thirteen trillion, three hundred twenty-two billion, three hundred forty million, one hundred forty-three thousand, two hundred twenty".