Base | Representation |
---|---|
bin | 10111000010010010010110… |
… | …111100100010111001010101 |
3 | 111021201100112212200201210110 |
4 | 113002102112330202321111 |
5 | 101234344412041011041 |
6 | 555250105233313233 |
7 | 30224365165652616 |
oct | 2702222674427125 |
9 | 437640485621713 |
10 | 101312221032021 |
11 | 2a3102a962862a |
12 | b442ba1a05819 |
13 | 446b91711427c |
14 | 1b037754b3c0d |
15 | baa56b576516 |
hex | 5c2496f22e55 |
101312221032021 has 8 divisors (see below), whose sum is σ = 136278385813440. Its totient is φ = 66943768469312.
The previous prime is 101312221031993. The next prime is 101312221032023. The reversal of 101312221032021 is 120230122213101.
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 101312221032021 - 214 = 101312221015637 is a prime.
It is a super-2 number, since 2×1013122210320212 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101312221032023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149428054281 + ... + 149428054958.
It is an arithmetic number, because the mean of its divisors is an integer number (17034798226680).
Almost surely, 2101312221032021 is an apocalyptic number.
It is an amenable number.
101312221032021 is a deficient number, since it is larger than the sum of its proper divisors (34966164781419).
101312221032021 is a wasteful number, since it uses less digits than its factorization.
101312221032021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 298856109355.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 101312221032021 its reverse (120230122213101), we get a palindrome (221542343245122).
The spelling of 101312221032021 in words is "one hundred one trillion, three hundred twelve billion, two hundred twenty-one million, thirty-two thousand, twenty-one".
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