Base | Representation |
---|---|
bin | 11110100011111001000… |
… | …001101100001001100011 |
3 | 21102202210010001221202111 |
4 | 132203321001230021203 |
5 | 233402022213311321 |
6 | 4244441023100151 |
7 | 304504660356331 |
oct | 36437101541143 |
9 | 7382703057674 |
10 | 2100122010211 |
11 | 73a725140a75 |
12 | 29b026741657 |
13 | 12306b4229b4 |
14 | 73909bd0b51 |
15 | 39967cb85e1 |
hex | 1e8f906c263 |
2100122010211 has 4 divisors (see below), whose sum is σ = 2108489030424. Its totient is φ = 2091754990000.
The previous prime is 2100122010109. The next prime is 2100122010227. The reversal of 2100122010211 is 1120102210012.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2100122010211 - 225 = 2100088455779 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2100122010191 and 2100122010200.
It is not an unprimeable number, because it can be changed into a prime (2100122010241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4183509730 + ... + 4183510231.
It is an arithmetic number, because the mean of its divisors is an integer number (527122257606).
Almost surely, 22100122010211 is an apocalyptic number.
2100122010211 is a deficient number, since it is larger than the sum of its proper divisors (8367020213).
2100122010211 is an equidigital number, since it uses as much as digits as its factorization.
2100122010211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8367020212.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2100122010211 its reverse (1120102210012), we get a palindrome (3220224220223).
The spelling of 2100122010211 in words is "two trillion, one hundred billion, one hundred twenty-two million, ten thousand, two hundred eleven".
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