Base | Representation |
---|---|
bin | 11011100010100100110010… |
… | …000010000000100111100001 |
3 | 120212212021011220111202122212 |
4 | 123202210302002000213201 |
5 | 111333440314244231423 |
6 | 1105335122510211505 |
7 | 34340602052421614 |
oct | 3342446202004741 |
9 | 525767156452585 |
10 | 121123212102113 |
11 | 3565907a613071 |
12 | 117025a67b3b95 |
13 | 5277b401c79c0 |
14 | 21ca57527817b |
15 | e00a5cd61578 |
hex | 6e29320809e1 |
121123212102113 has 16 divisors (see below), whose sum is σ = 131141474150400. Its totient is φ = 111205268166720.
The previous prime is 121123212102041. The next prime is 121123212102199. The reversal of 121123212102113 is 311201212321121.
It is not a de Polignac number, because 121123212102113 - 246 = 50754467924449 is a prime.
It is a super-3 number, since 3×1211232121021133 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121123212102313) 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, 14575628 + ... + 21323586.
It is an arithmetic number, because the mean of its divisors is an integer number (8196342134400).
Almost surely, 2121123212102113 is an apocalyptic number.
121123212102113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
121123212102113 is a deficient number, since it is larger than the sum of its proper divisors (10018262048287).
121123212102113 is a wasteful number, since it uses less digits than its factorization.
121123212102113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6755392.
The product of its (nonzero) digits is 288, while the sum is 23.
Adding to 121123212102113 its reverse (311201212321121), we get a palindrome (432324424423234).
The spelling of 121123212102113 in words is "one hundred twenty-one trillion, one hundred twenty-three billion, two hundred twelve million, one hundred two thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •