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112102211020121 = 716103399449191
BaseRepresentation
bin11001011111010011010100…
…011101110110010101011001
3112200220212101211110102201222
4121133103110131312111121
5104143140312010120441
61034231013401421425
732420055202411130
oct3137232435662531
9480825354412658
10112102211020121
11327a030a693233
12106a61ab79a875
134a7226843489a
141d97ac135a917
15ce6080ac1d4b
hex65f4d4776559

112102211020121 has 8 divisors (see below), whose sum is σ = 128117609476224. Its totient is φ = 96087011784480.

The previous prime is 112102211020109. The next prime is 112102211020171. The reversal of 112102211020121 is 121020112201211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-112102211020121 is a prime.

It is a super-3 number, since 3×1121022110201213 (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112102211020121.

It is not an unprimeable number, because it can be changed into a prime (112102211020171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48597365 + ... + 50851826.

It is an arithmetic number, because the mean of its divisors is an integer number (16014701184528).

Almost surely, 2112102211020121 is an apocalyptic number.

It is an amenable number.

112102211020121 is a deficient number, since it is larger than the sum of its proper divisors (16015398456103).

112102211020121 is an equidigital number, since it uses as much as digits as its factorization.

112102211020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99610231.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112102211020121 its reverse (121020112201211), we get a palindrome (233122323221332).

The spelling of 112102211020121 in words is "one hundred twelve trillion, one hundred two billion, two hundred eleven million, twenty thousand, one hundred twenty-one".

Divisors: 1 7 161033 1127231 99449191 696144337 16014601574303 112102211020121