Base | Representation |
---|---|
bin | 1011000000010111110001… |
… | …1001110101101011101101 |
3 | 1120211211211012020211112002 |
4 | 2300011330121311223231 |
5 | 3041230332031133401 |
6 | 41423043253222045 |
7 | 2356161211016651 |
oct | 260057431655355 |
9 | 46754735224462 |
10 | 12101010021101 |
11 | 3946011758791 |
12 | 143530b931925 |
13 | 69a174537841 |
14 | 2db998c38a61 |
15 | 15eb95b6aa6b |
hex | b017c675aed |
12101010021101 has 8 divisors (see below), whose sum is σ = 12491410842624. Its totient is φ = 11710612053360.
The previous prime is 12101010021091. The next prime is 12101010021151. The reversal of 12101010021101 is 10112001010121.
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 12101010021101 - 238 = 11826132114157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12101010021151) 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, 10910291 + ... + 11968143.
It is an arithmetic number, because the mean of its divisors is an integer number (1561426355328).
Almost surely, 212101010021101 is an apocalyptic number.
It is an amenable number.
12101010021101 is a deficient number, since it is larger than the sum of its proper divisors (390400821523).
12101010021101 is a wasteful number, since it uses less digits than its factorization.
12101010021101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1426891.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 12101010021101 its reverse (10112001010121), we get a palindrome (22213011031222).
The spelling of 12101010021101 in words is "twelve trillion, one hundred one billion, ten million, twenty-one thousand, one hundred one".
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