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102211002212 = 22115939372497
BaseRepresentation
bin101111100110001000…
…0000001111101100100
3100202211021000220002112
41133030100001331210
53133312004032322
6114542144300152
710245612120044
oct1371420017544
9322737026075
10102211002212
113a39049a860
1217986311658
13983b8c3b87
144d38963724
1529d33cb5e2
hex17cc401f64

102211002212 has 24 divisors (see below), whose sum is σ = 198437389920. Its totient is φ = 45672095360.

The previous prime is 102211002209. The next prime is 102211002217. The reversal of 102211002212 is 212200112201.

It is not an unprimeable number, because it can be changed into a prime (102211002217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19683653 + ... + 19688844.

It is an arithmetic number, because the mean of its divisors is an integer number (8268224580).

Almost surely, 2102211002212 is an apocalyptic number.

It is an amenable number.

102211002212 is a deficient number, since it is larger than the sum of its proper divisors (96226387708).

102211002212 is a wasteful number, since it uses less digits than its factorization.

102211002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39372571 (or 39372569 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102211002212 its reverse (212200112201), we get a palindrome (314411114413).

The spelling of 102211002212 in words is "one hundred two billion, two hundred eleven million, two thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 59 118 236 649 1298 2596 39372497 78744994 157489988 433097467 866194934 1732389868 2322977323 4645954646 9291909292 25552750553 51105501106 102211002212