Search a number
-
+
210210200122200 = 2335213120347131441
BaseRepresentation
bin101111110010111101100000…
…010011100111001101011000
31000120021220021021110220001220
4233302331200103213031120
5210023040442212402300
62023025122140412040
762164120502354535
oct5762754023471530
91016256237426056
10210210200122200
1160a85710889323
121b6b018a847020
13903a976a21825
1439ca3297abd8c
1519480b2b94da0
hexbf2f604e7358

210210200122200 has 192 divisors, whose sum is σ = 656663327464320. Its totient is φ = 55624987392000.

The previous prime is 210210200122189. The next prime is 210210200122217. The reversal of 210210200122200 is 2221002012012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 210210200122200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1599208480 + ... + 1599339920.

It is an arithmetic number, because the mean of its divisors is an integer number (3420121497210).

Almost surely, 2210210200122200 is an apocalyptic number.

210210200122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210210200122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328331663732160).

210210200122200 is an abundant number, since it is smaller than the sum of its proper divisors (446453127342120).

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

210210200122200 is a wasteful number, since it uses less digits than its factorization.

210210200122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151938 (or 151929 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210210200122200 its reverse (2221002012012), we get a palindrome (212431202134212).

The spelling of 210210200122200 in words is "two hundred ten trillion, two hundred ten billion, two hundred million, one hundred twenty-two thousand, two hundred".