13132321022020 has 48 divisors (see below), whose sum is σ = 27617883431040. Its totient is φ = 5245311432704.

The previous prime is 13132321022003. The next prime is 13132321022047. The reversal of 13132321022020 is 2022012323131.

It is a junction number, because it is equal to n+sod(n) for n = 13132321021982 and 13132321022000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55532391 + ... + 55768369.

It is an arithmetic number, because the mean of its divisors is an integer number (575372571480).

Almost surely, 2^{13132321022020} is an apocalyptic number.

13132321022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13132321022020 is an abundant number, since it is smaller than the sum of its proper divisors (14485562409020).

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

13132321022020 is a wasteful number, since it uses less digits than its factorization.

13132321022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240012 (or 240010 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13132321022020 its reverse (2022012323131), we get a palindrome (15154333345151).

The spelling of 13132321022020 in words is "thirteen trillion, one hundred thirty-two billion, three hundred twenty-one million, twenty-two thousand, twenty".