Search a number
-
+
2020220200020 = 2235113060939697
BaseRepresentation
bin11101011001011110100…
…000011110010001010100
321011010112121201102212010
4131121132200132101110
5231044402332400040
64144024254024220
7265645640240361
oct35313640362124
97133477642763
102020220200020
117098526aa3a0
122876477a8070
13118676749779
146daca0d5468
153783d242e80
hex1d65e81e454

2020220200020 has 48 divisors (see below), whose sum is σ = 6170854431168. Its totient is φ = 489750351360.

The previous prime is 2020220200013. The next prime is 2020220200021. The reversal of 2020220200020 is 200020220202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020220199969 and 2020220200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020220200021) 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, 1530469189 + ... + 1530470508.

It is an arithmetic number, because the mean of its divisors is an integer number (128559467316).

Almost surely, 22020220200020 is an apocalyptic number.

2020220200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020220200020 is an abundant number, since it is smaller than the sum of its proper divisors (4150634231148).

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

2020220200020 is a wasteful number, since it uses less digits than its factorization.

2020220200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060939720 (or 3060939718 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 2020220200020 its reverse (200020220202), we get a palindrome (2220240420222).

The spelling of 2020220200020 in words is "two trillion, twenty billion, two hundred twenty million, two hundred thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 3060939697 6121879394 9182819091 12243758788 15304698485 18365638182 30609396970 33670336667 36731276364 45914095455 61218793940 67340673334 91828190910 101011010001 134681346668 168351683335 183656381820 202022020002 336703366670 404044040004 505055050005 673406733340 1010110100010 2020220200020