13001121203020 has 12 divisors (see below), whose sum is σ = 27302354526384. Its totient is φ = 5200448481200.

The previous prime is 13001121202933. The next prime is 13001121203023. The reversal of 13001121203020 is 2030212110031.

It is a junction number, because it is equal to n+sod(n) for n = 13001121202985 and 13001121203003.

It is not an unprimeable number, because it can be changed into a prime (13001121203023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325028030056 + ... + 325028030095.

It is an arithmetic number, because the mean of its divisors is an integer number (2275196210532).

Almost surely, 2^{13001121203020} is an apocalyptic number.

13001121203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13001121203020 is an abundant number, since it is smaller than the sum of its proper divisors (14301233323364).

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

13001121203020 is a wasteful number, since it uses less digits than its factorization.

13001121203020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650056060160 (or 650056060158 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13001121203020 its reverse (2030212110031), we get a palindrome (15031333313051).

The spelling of 13001121203020 in words is "thirteen trillion, one billion, one hundred twenty-one million, two hundred three thousand, twenty".