Base | Representation |
---|---|
bin | 101111001000000111… |
… | …1011101100011011001 |
3 | 100200020002121001200221 |
4 | 1132100033131203121 |
5 | 3124231240020441 |
6 | 114254221400041 |
7 | 10211635451224 |
oct | 1362017354331 |
9 | 320202531627 |
10 | 101204220121 |
11 | 39a14164544 |
12 | 17745109021 |
13 | 970b150a24 |
14 | 4c80d6c5bb |
15 | 2974d0a8d1 |
hex | 17903dd8d9 |
101204220121 has 8 divisors (see below), whose sum is σ = 103437748224. Its totient is φ = 98993139840.
The previous prime is 101204220041. The next prime is 101204220137. The reversal of 101204220121 is 121022402101.
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 101204220121 - 233 = 92614285529 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101204220095 and 101204220104.
It is not an unprimeable number, because it can be changed into a prime (101204220521) 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, 5602840 + ... + 5620873.
It is an arithmetic number, because the mean of its divisors is an integer number (12929718528).
Almost surely, 2101204220121 is an apocalyptic number.
It is an amenable number.
101204220121 is a deficient number, since it is larger than the sum of its proper divisors (2233528103).
101204220121 is a wasteful number, since it uses less digits than its factorization.
101204220121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11223911.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 101204220121 its reverse (121022402101), we get a palindrome (222226622222).
The spelling of 101204220121 in words is "one hundred one billion, two hundred four million, two hundred twenty thousand, one hundred twenty-one".
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