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112220221212102 = 2318703370202017
BaseRepresentation
bin11001100001000001001110…
…011011000000010111000110
3112201100011000011110022210010
4121201001032123000113012
5104202104003112241402
61034401131413411050
732431433460451023
oct3141011633002706
9481304004408703
10112220221212102
1132836368332113
1210705045039a86
134a80424302953
141d9d6b82dc54a
15ce918b029a6c
hex66104e6c05c6

112220221212102 has 8 divisors (see below), whose sum is σ = 224440442424216. Its totient is φ = 37406740404032.

The previous prime is 112220221212023. The next prime is 112220221212163. The reversal of 112220221212102 is 201212122022211.

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

112220221212102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9351685101003 + ... + 9351685101014.

It is an arithmetic number, because the mean of its divisors is an integer number (28055055303027).

Almost surely, 2112220221212102 is an apocalyptic number.

112220221212102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112220221212102 is a wasteful number, since it uses less digits than its factorization.

112220221212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18703370202022.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112220221212102 its reverse (201212122022211), we get a palindrome (313432343234313).

The spelling of 112220221212102 in words is "one hundred twelve trillion, two hundred twenty billion, two hundred twenty-one million, two hundred twelve thousand, one hundred two".

Divisors: 1 2 3 6 18703370202017 37406740404034 56110110606051 112220221212102