Base | Representation |
---|---|
bin | 111000010110000111… |
… | …0010000111010110110 |
3 | 102120022202202202022101 |
4 | 1300230032100322312 |
5 | 3440302230133420 |
6 | 131330451452314 |
7 | 11512342465204 |
oct | 1605416207266 |
9 | 376282682271 |
10 | 121001021110 |
11 | 47352a160a2 |
12 | 1b54abb709a |
13 | b5446c1258 |
14 | 5bdc27c074 |
15 | 3232cd960a |
hex | 1c2c390eb6 |
121001021110 has 16 divisors (see below), whose sum is σ = 219263598000. Its totient is φ = 48075572896.
The previous prime is 121001021101. The next prime is 121001021129. The reversal of 121001021110 is 11120100121.
It is a Harshad number since it is a multiple of its sum of digits (10).
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, 40602880 + ... + 40605859.
It is an arithmetic number, because the mean of its divisors is an integer number (13703974875).
Almost surely, 2121001021110 is an apocalyptic number.
121001021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121001021110 is a deficient number, since it is larger than the sum of its proper divisors (98262576890).
121001021110 is a wasteful number, since it uses less digits than its factorization.
121001021110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81208895.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 121001021110 its reverse (11120100121), we get a palindrome (132121121231).
The spelling of 121001021110 in words is "one hundred twenty-one billion, one million, twenty-one thousand, one hundred ten".
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