Base | Representation |
---|---|
bin | 10010101010101111… |
… | …01010011111101001 |
3 | 221212110112120121112 |
4 | 21111113222133221 |
5 | 131011140420241 |
6 | 4334254320105 |
7 | 503234206556 |
oct | 112527523751 |
9 | 27773476545 |
10 | 10022201321 |
11 | 42832a9210 |
12 | 1b384b9035 |
13 | c39491852 |
14 | 6b10a1a2d |
15 | 3d9ce61eb |
hex | 2555ea7e9 |
10022201321 has 16 divisors (see below), whose sum is σ = 11502043200. Its totient is φ = 8647800000.
The previous prime is 10022201239. The next prime is 10022201323. The reversal of 10022201321 is 12310222001.
It is a happy number.
It is not a de Polignac number, because 10022201321 - 222 = 10018007017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10022201296 and 10022201305.
It is not an unprimeable number, because it can be changed into a prime (10022201323) 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, 247430 + ... + 285071.
It is an arithmetic number, because the mean of its divisors is an integer number (718877700).
Almost surely, 210022201321 is an apocalyptic number.
10022201321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10022201321 is a deficient number, since it is larger than the sum of its proper divisors (1479841879).
10022201321 is a wasteful number, since it uses less digits than its factorization.
10022201321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 532600.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 10022201321 its reverse (12310222001), we get a palindrome (22332423322).
The spelling of 10022201321 in words is "ten billion, twenty-two million, two hundred one thousand, three hundred twenty-one".
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