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12102222220202 = 225939233282359
BaseRepresentation
bin1011000000011100010010…
…1010000000101110101010
31120211221221200012221002002
42300013010222000232222
53041240322342021302
641423403435011002
72356233230364062
oct260070452005652
946757850187062
1012102222220202
113946583a36924
1214355a9899a62
1369a30871080a
142dba71c223a2
1515ec172b5c02
hexb01c4a80baa

12102222220202 has 8 divisors (see below), whose sum is σ = 18154033255200. Its totient is φ = 6050877801804.

The previous prime is 12102222220103. The next prime is 12102222220273. The reversal of 12102222220202 is 20202222220121.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 116589302 + ... + 116693057.

It is an arithmetic number, because the mean of its divisors is an integer number (2269254156900).

Almost surely, 212102222220202 is an apocalyptic number.

12102222220202 is a deficient number, since it is larger than the sum of its proper divisors (6051811034998).

12102222220202 is a wasteful number, since it uses less digits than its factorization.

12102222220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233308300.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12102222220202 its reverse (20202222220121), we get a palindrome (32304444440323).

The spelling of 12102222220202 in words is "twelve trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".

Divisors: 1 2 25939 51878 233282359 466564718 6051111110101 12102222220202