20413345453122 has 32 divisors (see below), whose sum is σ = 40979319773184. Its totient is φ = 6779012763600.

The previous prime is 20413345453117. The next prime is 20413345453139. The reversal of 20413345453122 is 22135454331402.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34652283 + ... + 35236449.

It is an arithmetic number, because the mean of its divisors is an integer number (1280603742912).

Almost surely, 2^{20413345453122} is an apocalyptic number.

20413345453122 is an abundant number, since it is smaller than the sum of its proper divisors (20565974320062).

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

20413345453122 is a wasteful number, since it uses less digits than its factorization.

20413345453122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605934.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 20413345453122 its reverse (22135454331402), we get a palindrome (42548799784524).

The spelling of 20413345453122 in words is "twenty trillion, four hundred thirteen billion, three hundred forty-five million, four hundred fifty-three thousand, one hundred twenty-two".