Search a number
-
+
2110211212200 = 2335271349097873
BaseRepresentation
bin11110101101010010011…
…000111100001110101000
321110201211020200112000020
4132231102120330032220
5234033203032242300
64253230113440440
7305313000231360
oct36552230741650
97421736615006
102110211212200
11743a32241833
122a0b81570120
13123cb8742ac0
14741c5b339a0
1539d588e68a0
hex1eb5263c3a8

2110211212200 has 384 divisors, whose sum is σ = 8053930348800. Its totient is φ = 445084139520.

The previous prime is 2110211212181. The next prime is 2110211212229. The reversal of 2110211212200 is 22121120112.

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 2110211212200.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 268027464 + ... + 268035336.

It is an arithmetic number, because the mean of its divisors is an integer number (20973776950).

Almost surely, 22110211212200 is an apocalyptic number.

2110211212200 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 2110211212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4026965174400).

2110211212200 is an abundant number, since it is smaller than the sum of its proper divisors (5943719136600).

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

2110211212200 is a wasteful number, since it uses less digits than its factorization.

2110211212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12821 (or 12812 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2110211212200 its reverse (22121120112), we get a palindrome (2132332332312).

The spelling of 2110211212200 in words is "two trillion, one hundred ten billion, two hundred eleven million, two hundred twelve thousand, two hundred".