Base | Representation |
---|---|
bin | 100000001100000110101… |
… | …011001001100010110101 |
3 | 21211110121111010111202100 |
4 | 200030012223021202311 |
5 | 242220204123211041 |
6 | 4412104340132313 |
7 | 315545630614530 |
oct | 40140653114265 |
9 | 7743544114670 |
10 | 2212020132021 |
11 | 783126774097 |
12 | 2b8855097099 |
13 | 130791c465ab |
14 | 790c310da17 |
15 | 3c81684c6b6 |
hex | 20306ac98b5 |
2212020132021 has 24 divisors (see below), whose sum is σ = 3663483247424. Its totient is φ = 1259894191680.
The previous prime is 2212020131987. The next prime is 2212020132037. The reversal of 2212020132021 is 1202310202122.
2212020132021 is a `hidden beast` number, since 2 + 2 + 120 + 201 + 320 + 21 = 666.
It is not a de Polignac number, because 2212020132021 - 213 = 2212020123829 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2212020131985 and 2212020132003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2212020132121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57165400 + ... + 57204081.
Almost surely, 22212020132021 is an apocalyptic number.
2212020132021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2212020132021 is a deficient number, since it is larger than the sum of its proper divisors (1451463115403).
2212020132021 is a wasteful number, since it uses less digits than its factorization.
2212020132021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114369801 (or 114369798 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 2212020132021 its reverse (1202310202122), we get a palindrome (3414330334143).
The spelling of 2212020132021 in words is "two trillion, two hundred twelve billion, twenty million, one hundred thirty-two thousand, twenty-one".
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