Base | Representation |
---|---|
bin | 11001011111100100111010… |
… | …111011110100010000000001 |
3 | 112200222200011221021011021222 |
4 | 121133210322323310100001 |
5 | 104143443013131133441 |
6 | 1034243421000524425 |
7 | 32421324425311325 |
oct | 3137447273642001 |
9 | 480880157234258 |
10 | 112121110021121 |
11 | 327a8328685423 |
12 | 106a99a4a80715 |
13 | 4a73c8a99bc06 |
14 | 1d98995323985 |
15 | ce67d9d5ad4b |
hex | 65f93aef4401 |
112121110021121 has 2 divisors, whose sum is σ = 112121110021122. Its totient is φ = 112121110021120.
The previous prime is 112121110021103. The next prime is 112121110021213. The reversal of 112121110021121 is 121120011121211.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 63032309825521 + 49088800195600 = 7939289^2 + 7006340^2 .
It is a cyclic number.
It is not a de Polignac number, because 112121110021121 - 26 = 112121110021057 is a prime.
It is a super-2 number, since 2×1121211100211212 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 112121110021121.
It is not a weakly prime, because it can be changed into another prime (112121110071121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060555010560 + 56060555010561.
It is an arithmetic number, because the mean of its divisors is an integer number (56060555010561).
Almost surely, 2112121110021121 is an apocalyptic number.
It is an amenable number.
112121110021121 is a deficient number, since it is larger than the sum of its proper divisors (1).
112121110021121 is an equidigital number, since it uses as much as digits as its factorization.
112121110021121 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 17.
Adding to 112121110021121 its reverse (121120011121211), we get a palindrome (233241121142332).
The spelling of 112121110021121 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred ten million, twenty-one thousand, one hundred twenty-one".
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