Base | Representation |
---|---|
bin | 11001011111100100110101… |
… | …000010000101011010111101 |
3 | 112200222122221000221102020212 |
4 | 121133210311002011122331 |
5 | 104143442312304013041 |
6 | 1034243403102322205 |
7 | 32421322113540101 |
oct | 3137446502053275 |
9 | 480878830842225 |
10 | 112121011001021 |
11 | 327a82877a3130 |
12 | 106a9977889365 |
13 | 4a73c7330c439 |
14 | 1d98986109901 |
15 | ce67d12eb8eb |
hex | 65f9350856bd |
112121011001021 has 16 divisors (see below), whose sum is σ = 128773339137600. Its totient is φ = 96547095936000.
The previous prime is 112121011001011. The next prime is 112121011001033. The reversal of 112121011001021 is 120100110121211.
It is a cyclic number.
It is not a de Polignac number, because 112121011001021 - 222 = 112121006806717 is a prime.
It is a super-2 number, since 2×1121210110010212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 112121011000987 and 112121011001005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112121011001011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44476580 + ... + 46929821.
It is an arithmetic number, because the mean of its divisors is an integer number (8048333696100).
Almost surely, 2112121011001021 is an apocalyptic number.
112121011001021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
112121011001021 is a deficient number, since it is larger than the sum of its proper divisors (16652328136579).
112121011001021 is a wasteful number, since it uses less digits than its factorization.
112121011001021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91412300.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 112121011001021 its reverse (120100110121211), we get a palindrome (232221121122232).
The spelling of 112121011001021 in words is "one hundred twelve trillion, one hundred twenty-one billion, eleven million, one thousand, twenty-one".
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