Base | Representation |
---|---|
bin | 10010110110100001… |
… | …00110001111110011 |
3 | 222010100110200200010 |
4 | 21123100212033303 |
5 | 131211434342321 |
6 | 4352144230003 |
7 | 505544120142 |
oct | 113320461763 |
9 | 28110420603 |
10 | 10121012211 |
11 | 4324058302 |
12 | 1b6560b303 |
13 | c53aaa02b |
14 | 6c0263759 |
15 | 3e3813676 |
hex | 25b4263f3 |
10121012211 has 16 divisors (see below), whose sum is σ = 13814786304. Its totient is φ = 6587432544.
The previous prime is 10121012177. The next prime is 10121012233. The reversal of 10121012211 is 11221012101.
It is not a de Polignac number, because 10121012211 - 26 = 10121012147 is a prime.
It is a super-2 number, since 2×101210122112 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10121012911) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287410 + ... + 320696.
It is an arithmetic number, because the mean of its divisors is an integer number (863424144).
Almost surely, 210121012211 is an apocalyptic number.
10121012211 is a deficient number, since it is larger than the sum of its proper divisors (3693774093).
10121012211 is a wasteful number, since it uses less digits than its factorization.
10121012211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35690.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 10121012211 its reverse (11221012101), we get a palindrome (21342024312).
The spelling of 10121012211 in words is "ten billion, one hundred twenty-one million, twelve thousand, two hundred eleven".
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