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2020200210220 = 225741771361743
BaseRepresentation
bin11101011001011101010…
…100001101111100101100
321011010111020002212000011
4131121131110031330230
5231044332223211340
64144022301343004
7265645305313153
oct35313524157454
97133436085004
102020200210220
117098423967a5
12287640b67a64
1311867256ab9a
146dac75b059a
153783b5e50ea
hex1d65d50df2c

2020200210220 has 24 divisors (see below), whose sum is σ = 4242480750144. Its totient is φ = 808068596736.

The previous prime is 2020200210209. The next prime is 2020200210229. The reversal of 2020200210220 is 220120020202.

It is a self number, because there is not a number n which added to its sum of digits gives 2020200210220.

It is not an unprimeable number, because it can be changed into a prime (2020200210229) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 802669 + ... + 2164411.

It is an arithmetic number, because the mean of its divisors is an integer number (176770031256).

Almost surely, 22020200210220 is an apocalyptic number.

2020200210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020200210220 is an abundant number, since it is smaller than the sum of its proper divisors (2222280539924).

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

2020200210220 is a wasteful number, since it uses less digits than its factorization.

2020200210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435929 (or 1435927 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2020200210220 its reverse (220120020202), we get a palindrome (2240320230422).

The spelling of 2020200210220 in words is "two trillion, twenty billion, two hundred million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 74177 148354 296708 370885 741770 1361743 1483540 2723486 5446972 6808715 13617430 27234860 101010010511 202020021022 404040042044 505050052555 1010100105110 2020200210220