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112111020022121 = 3236333577103171
BaseRepresentation
bin11001011111011011100001…
…100001100001100101101001
3112200221201010202011002202022
4121133123201201201211221
5104143311332111201441
61034235031441114225
732420516405606531
oct3137334141414551
9480851122132668
10112111020022121
11327a402008a87a
12106a7a49928975
134a730404600c3
141d982b92544c1
15ce63e912184b
hex65f6e1861969

112111020022121 has 8 divisors (see below), whose sum is σ = 112118909939424. Its totient is φ = 112103130443040.

The previous prime is 112111020022073. The next prime is 112111020022151. The reversal of 112111020022121 is 121220020111211.

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 112111020022121 - 246 = 41742275844457 is a prime.

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 112111020022121.

It is not an unprimeable number, because it can be changed into a prime (112111020022151) 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, 1086600866 + ... + 1086704036.

It is an arithmetic number, because the mean of its divisors is an integer number (14014863742428).

Almost surely, 2112111020022121 is an apocalyptic number.

It is an amenable number.

112111020022121 is a deficient number, since it is larger than the sum of its proper divisors (7889917303).

112111020022121 is a wasteful number, since it uses less digits than its factorization.

112111020022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169111.

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

Adding to 112111020022121 its reverse (121220020111211), we get a palindrome (233331040133332).

The spelling of 112111020022121 in words is "one hundred twelve trillion, one hundred eleven billion, twenty million, twenty-two thousand, one hundred twenty-one".

Divisors: 1 32363 33577 103171 1086652451 3338923073 3464172667 112111020022121