20010200120109 has 16 divisors (see below), whose sum is σ = 29878164080640. Its totient is φ = 13235092990560.

The previous prime is 20010200120093. The next prime is 20010200120191. The reversal of 20010200120109 is 90102100201002.

It is not a de Polignac number, because 20010200120109 - 2⁴ = 20010200120093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20010200120091 and 20010200120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010200120509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2917786032 + ... + 2917792889.

It is an arithmetic number, because the mean of its divisors is an integer number (1867385255040).

Almost surely, 2^{20010200120109} is an apocalyptic number.

It is an amenable number.

20010200120109 is a deficient number, since it is larger than the sum of its proper divisors (9867963960531).

20010200120109 is a wasteful number, since it uses less digits than its factorization.

20010200120109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5835579057 (or 5835579051 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 20010200120109 in words is "twenty trillion, ten billion, two hundred million, one hundred twenty thousand, one hundred nine".