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102230102213 = 197653794693
BaseRepresentation
bin101111100110101100…
…0111001000011000101
3100202212120222021100222
41133031120321003011
53133331401232323
6114544105514125
710246233350141
oct1371530710305
9322776867328
10102230102213
113a3a0255988
12179907a2945
139842850755
144d3b2d6221
1529d4e009c8
hex17cd6390c5

102230102213 has 8 divisors (see below), whose sum is σ = 102906515448. Its totient is φ = 101555280064.

The previous prime is 102230102201. The next prime is 102230102237. The reversal of 102230102213 is 312201032201.

It can be written as a sum of positive squares in 4 ways, for example, as 37308081409 + 64922020804 = 193153^2 + 254798^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102230102213 - 210 = 102230101189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102230102191 and 102230102200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102230104213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268706 + ... + 525987.

It is an arithmetic number, because the mean of its divisors is an integer number (12863314431).

Almost surely, 2102230102213 is an apocalyptic number.

It is an amenable number.

102230102213 is a deficient number, since it is larger than the sum of its proper divisors (676413235).

102230102213 is an equidigital number, since it uses as much as digits as its factorization.

102230102213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795543.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 102230102213 its reverse (312201032201), we get a palindrome (414431134414).

The spelling of 102230102213 in words is "one hundred two billion, two hundred thirty million, one hundred two thousand, two hundred thirteen".

Divisors: 1 197 653 128641 794693 156554521 518934529 102230102213