20003122013300 has 144 divisors (see below), whose sum is σ = 46117980260352. Its totient is φ = 7514879433600.

The previous prime is 20003122013291. The next prime is 20003122013351. The reversal of 20003122013300 is 331022130002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47716409 + ... + 48133791.

It is an arithmetic number, because the mean of its divisors is an integer number (320263751808).

Almost surely, 2^{20003122013300} is an apocalyptic number.

20003122013300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20003122013300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23058990130176).

20003122013300 is an abundant number, since it is smaller than the sum of its proper divisors (26114858247052).

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

20003122013300 is a wasteful number, since it uses less digits than its factorization.

20003122013300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417798 (or 417791 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20003122013300 its reverse (331022130002), we get a palindrome (20334144143302).

The spelling of 20003122013300 in words is "twenty trillion, three billion, one hundred twenty-two million, thirteen thousand, three hundred".