Search a number
-
+
102202111200 = 2535277198461
BaseRepresentation
bin101111100101110111…
…0000111010011100000
3100202210122022011220210
41133023232013103200
53133302220024300
6114541225534120
710245443416530
oct1371356072340
9322718264823
10102202111200
113a386477912
1217983344340
139839b00017
144d376cb4c0
1529d2722050
hex17cbb874e0

102202111200 has 288 divisors, whose sum is σ = 380765629440. Its totient is φ = 23325235200.

The previous prime is 102202111157. The next prime is 102202111201. The reversal of 102202111200 is 2111202201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202111201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12074970 + ... + 12083430.

It is an arithmetic number, because the mean of its divisors is an integer number (1322102880).

Almost surely, 2102202111200 is an apocalyptic number.

102202111200 is a gapful number since it is divisible by the number (10) 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 102202111200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190382814720).

102202111200 is an abundant number, since it is smaller than the sum of its proper divisors (278563518240).

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

102202111200 is a wasteful number, since it uses less digits than its factorization.

102202111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210 (or 9197 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102202111200 its reverse (2111202201), we get a palindrome (104313313401).

The spelling of 102202111200 in words is "one hundred two billion, two hundred two million, one hundred eleven thousand, two hundred".