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102212201222 = 2193178579901
BaseRepresentation
bin101111100110001010…
…0100110101100000110
3100202211100021210211022
41133030110212230012
53133312310414342
6114542230111142
710245625242515
oct1371424465406
9322740253738
10102212201222
113a39113967a
12179867ab4b2
13983bc23851
144d38b9667c
1529d35669d2
hex17cc526b06

102212201222 has 32 divisors (see below), whose sum is σ = 162102077280. Its totient is φ = 48202387200.

The previous prime is 102212201171. The next prime is 102212201233. The reversal of 102212201222 is 222102212201.

It is a happy number.

102212201222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 102212201222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10318472 + ... + 10328372.

It is an arithmetic number, because the mean of its divisors is an integer number (5065689915).

Almost surely, 2102212201222 is an apocalyptic number.

102212201222 is a deficient number, since it is larger than the sum of its proper divisors (59889876058).

102212201222 is a wasteful number, since it uses less digits than its factorization.

102212201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11096.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102212201222 its reverse (222102212201), we get a palindrome (324314413423).

The spelling of 102212201222 in words is "one hundred two billion, two hundred twelve million, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 19 38 317 634 857 1714 6023 9901 12046 16283 19802 32566 188119 271669 376238 543338 3138617 5161711 6277234 8485157 10323422 16970314 59633723 119267446 161217983 322435966 2689794769 5379589538 51106100611 102212201222