Base | Representation |
---|---|
bin | 10111001111011000100010… |
… | …100010100101100000111111 |
3 | 111101220101120201222101221001 |
4 | 113033120202202211200333 |
5 | 101344121102031431421 |
6 | 1001215350330151131 |
7 | 30346405610122543 |
oct | 2717304242454077 |
9 | 441811521871831 |
10 | 102212211202111 |
11 | 2a627a5661402a |
12 | b5694b28824a7 |
13 | 450575483b05a |
14 | 1b3515145ba23 |
15 | bc3b92cb0691 |
hex | 5cf6228a583f |
102212211202111 has 8 divisors (see below), whose sum is σ = 107931207584880. Its totient is φ = 96527155451328.
The previous prime is 102212211202097. The next prime is 102212211202141. The reversal of 102212211202111 is 111202112212201.
It is a happy number.
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 102212211202111 - 219 = 102212210677823 is a prime.
It is a super-3 number, since 3×1022122112021113 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102212211202141) 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, 8485151806 + ... + 8485163851.
It is an arithmetic number, because the mean of its divisors is an integer number (13491400948110).
Almost surely, 2102212211202111 is an apocalyptic number.
102212211202111 is a deficient number, since it is larger than the sum of its proper divisors (5718996382769).
102212211202111 is a wasteful number, since it uses less digits than its factorization.
102212211202111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16970315993.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 102212211202111 its reverse (111202112212201), we get a palindrome (213414323414312).
The spelling of 102212211202111 in words is "one hundred two trillion, two hundred twelve billion, two hundred eleven million, two hundred two thousand, one hundred eleven".
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