13142304445220 has 24 divisors (see below), whose sum is σ = 27598908450624. Its totient is φ = 5256908613216.

The previous prime is 13142304445213. The next prime is 13142304445247. The reversal of 13142304445220 is 2254440324131.

It is a super-2 number, since 2×13142304445220² (a number of 27 digits) contains 22 as substring.

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, 13153337 + ... + 14117183.

It is an arithmetic number, because the mean of its divisors is an integer number (1149954518776).

Almost surely, 2^{13142304445220} is an apocalyptic number.

13142304445220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13142304445220 is an abundant number, since it is smaller than the sum of its proper divisors (14456604005404).

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

13142304445220 is a wasteful number, since it uses less digits than its factorization.

13142304445220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645619 (or 1645617 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 13142304445220 its reverse (2254440324131), we get a palindrome (15396744769351).

The spelling of 13142304445220 in words is "thirteen trillion, one hundred forty-two billion, three hundred four million, four hundred forty-five thousand, two hundred twenty".