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20202201200209 = 74367116947509
BaseRepresentation
bin1001001011111101100010…
…00001101011011001010001
32122112022102010200202011211
410211332301001223121101
510121443102001401314
6110544432455340121
74153363243614130
oct445766101533121
978468363622154
1020202201200209
1164897839a8566
1223233a4381641
13b370a0664932
144dbb1280d917
1525078b6b29c4
hex125fb106b651

20202201200209 has 8 divisors (see below), whose sum is σ = 23625165523520. Its totient is φ = 16913470772016.

The previous prime is 20202201200189. The next prime is 20202201200249. The reversal of 20202201200209 is 90200210220202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20202201200209 - 215 = 20202201167441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20202201200209.

It is not an unprimeable number, because it can be changed into a prime (20202201200249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33558473454 + ... + 33558474055.

It is an arithmetic number, because the mean of its divisors is an integer number (2953145690440).

Almost surely, 220202201200209 is an apocalyptic number.

It is an amenable number.

20202201200209 is a deficient number, since it is larger than the sum of its proper divisors (3422964323311).

20202201200209 is an equidigital number, since it uses as much as digits as its factorization.

20202201200209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67116947559.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 20202201200209 in words is "twenty trillion, two hundred two billion, two hundred one million, two hundred thousand, two hundred nine".

Divisors: 1 7 43 301 67116947509 469818632563 2886028742887 20202201200209