Base | Representation |
---|---|
bin | 1011000000111101110001… |
… | …1011011111010101111010 |
3 | 1120212211011010012022112012 |
4 | 2300033130123133111322 |
5 | 3041412230004014320 |
6 | 41431451415445522 |
7 | 2360002045640516 |
oct | 260173433372572 |
9 | 46784133168465 |
10 | 12111211001210 |
11 | 394a376965062 |
12 | 14372980868a2 |
13 | 69b10ba63449 |
14 | 2dc285957146 |
15 | 1600914c84c5 |
hex | b03dc6df57a |
12111211001210 has 32 divisors (see below), whose sum is σ = 22126656816000. Its totient is φ = 4772416017600.
The previous prime is 12111211001203. The next prime is 12111211001249. The reversal of 12111211001210 is 1210011211121.
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, 29927900 + ... + 30329879.
It is an arithmetic number, because the mean of its divisors is an integer number (691458025500).
Almost surely, 212111211001210 is an apocalyptic number.
12111211001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12111211001210 is a deficient number, since it is larger than the sum of its proper divisors (10015445814790).
12111211001210 is a wasteful number, since it uses less digits than its factorization.
12111211001210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60258086.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 12111211001210 its reverse (1210011211121), we get a palindrome (13321222212331).
The spelling of 12111211001210 in words is "twelve trillion, one hundred eleven billion, two hundred eleven million, one thousand, two hundred ten".
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