Base | Representation |
---|---|
bin | 1001101001010100100100… |
… | …01000100000011010011110 |
3 | 2210002202022002000020110012 |
4 | 10310222102020200122132 |
5 | 10240010112023223402 |
6 | 113040110551243222 |
7 | 4316305234000142 |
oct | 464522210403236 |
9 | 83082262006405 |
10 | 21211000211102 |
11 | 6838597716589 |
12 | 2466a01079512 |
13 | bab25b86b1a0 |
14 | 5348916ad222 |
15 | 26bb30653452 |
hex | 134a9222069e |
21211000211102 has 16 divisors (see below), whose sum is σ = 34266151452960. Its totient is φ = 9789055823712.
The previous prime is 21211000211099. The next prime is 21211000211129. The reversal of 21211000211102 is 20111200011212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26116577 + ... + 26916492.
It is an arithmetic number, because the mean of its divisors is an integer number (2141634465810).
Almost surely, 221211000211102 is an apocalyptic number.
21211000211102 is a deficient number, since it is larger than the sum of its proper divisors (13055151241858).
21211000211102 is a wasteful number, since it uses less digits than its factorization.
21211000211102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53048467.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 21211000211102 its reverse (20111200011212), we get a palindrome (41322200222314).
The spelling of 21211000211102 in words is "twenty-one trillion, two hundred eleven billion, two hundred eleven thousand, one hundred two".
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