Search a number
-
+
210113312232220 = 22531733140900983
BaseRepresentation
bin101111110001100011010001…
…010101101001001100011100
31000112221122011222211010012021
4233301203101111221030130
5210014444030412412340
62022512420104545524
762154120515032225
oct5761432125511434
91015848158733167
10210113312232220
1160a48612126581
121b69544b1822a4
1390317a5bba207
1439c5777bb824c
1519457e1c96e4a
hexbf18d156931c

210113312232220 has 24 divisors (see below), whose sum is σ = 442629873542304. Its totient is φ = 83780197682496.

The previous prime is 210113312232209. The next prime is 210113312232233. The reversal of 210113312232220 is 22232213311012.

210113312232220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2101133122322202 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16570444152 + ... + 16570456831.

It is an arithmetic number, because the mean of its divisors is an integer number (18442911397596).

Almost surely, 2210113312232220 is an apocalyptic number.

210113312232220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210113312232220 is an abundant number, since it is smaller than the sum of its proper divisors (232516561310084).

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

210113312232220 is a wasteful number, since it uses less digits than its factorization.

210113312232220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33140901309 (or 33140901307 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 210113312232220 its reverse (22232213311012), we get a palindrome (232345525543232).

The spelling of 210113312232220 in words is "two hundred ten trillion, one hundred thirteen billion, three hundred twelve million, two hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 317 634 1268 1585 3170 6340 33140900983 66281801966 132563603932 165704504915 331409009830 662818019660 10505665611611 21011331223222 42022662446444 52528328058055 105056656116110 210113312232220