Base | Representation |
---|---|
bin | 111000010110101111… |
… | …1011110101110100010 |
3 | 102120101020211102000001 |
4 | 1300231133132232202 |
5 | 3440323202430310 |
6 | 131332532050214 |
7 | 11513021446624 |
oct | 1605537365642 |
9 | 376336742001 |
10 | 121022311330 |
11 | 47363a37818 |
12 | 1b55616396a |
13 | b548c36a0b |
14 | 5c01020c14 |
15 | 3234ae293a |
hex | 1c2d7deba2 |
121022311330 has 32 divisors (see below), whose sum is σ = 231080811120. Its totient is φ = 45477089280.
The previous prime is 121022311309. The next prime is 121022311343. The reversal of 121022311330 is 33113220121.
It can be written as a sum of positive squares in 8 ways, for example, as 77920814449 + 43101496881 = 279143^2 + 207609^2 .
It is a junction number, because it is equal to n+sod(n) for n = 121022311298 and 121022311307.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565975 + ... + 749914.
Almost surely, 2121022311330 is an apocalyptic number.
121022311330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121022311330 is a deficient number, since it is larger than the sum of its proper divisors (110058499790).
121022311330 is a wasteful number, since it uses less digits than its factorization.
121022311330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1316454.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 121022311330 its reverse (33113220121), we get a palindrome (154135531451).
The spelling of 121022311330 in words is "one hundred twenty-one billion, twenty-two million, three hundred eleven thousand, three hundred thirty".
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