202020100000219 has 4 divisors (see below), whose sum is σ = 202072531901296. Its totient is φ = 201967668099144.

The previous prime is 202020100000177. The next prime is 202020100000259. The reversal of 202020100000219 is 912000001020202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202020100000219 - 2³³ = 202011510065627 is a prime.

It is a super-2 number, since 2×202020100000219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202020100000196 and 202020100000205.

It is not an unprimeable number, because it can be changed into a prime (202020100000259) 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, 26215944759 + ... + 26215952464.

It is an arithmetic number, because the mean of its divisors is an integer number (50518132975324).

Almost surely, 2^{202020100000219} is an apocalyptic number.

202020100000219 is a deficient number, since it is larger than the sum of its proper divisors (52431901077).

202020100000219 is an equidigital number, since it uses as much as digits as its factorization.

202020100000219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52431901076.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 202020100000219 in words is "two hundred two trillion, twenty billion, one hundred million, two hundred nineteen", and thus it is an aban number.