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12101010012206 = 219331349766871
BaseRepresentation
bin1011000000010111110001…
…1001110011100000101110
31120211211211012020101022122
42300011330121303200232
53041230332030342311
641423043253112542
72356161210652013
oct260057431634056
946754735211278
1012101010012206
113946011752035
12143530b928752
1369a17453378b
142db998c3570a
1515eb95b680db
hexb017c67382e

12101010012206 has 8 divisors (see below), whose sum is σ = 18245564319504. Its totient is φ = 6019155239040.

The previous prime is 12101010012187. The next prime is 12101010012209. The reversal of 12101010012206 is 60221001010121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101010012209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15674883050 + ... + 15674883821.

It is an arithmetic number, because the mean of its divisors is an integer number (2280695539938).

Almost surely, 212101010012206 is an apocalyptic number.

12101010012206 is a deficient number, since it is larger than the sum of its proper divisors (6144554307298).

12101010012206 is a wasteful number, since it uses less digits than its factorization.

12101010012206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31349767066.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12101010012206 its reverse (60221001010121), we get a palindrome (72322011022327).

The spelling of 12101010012206 in words is "twelve trillion, one hundred one billion, ten million, twelve thousand, two hundred six".

Divisors: 1 2 193 386 31349766871 62699533742 6050505006103 12101010012206