Base | Representation |
---|---|
bin | 11101011010011000111… |
… | …011011000010111000111 |
3 | 21011020001221000022111010 |
4 | 131122120323120113013 |
5 | 231103404241112411 |
6 | 4144305425413303 |
7 | 266012141232603 |
oct | 35323073302707 |
9 | 7136057008433 |
10 | 2021200332231 |
11 | 70a205993213 |
12 | 28787ba9a233 |
13 | 1187a181b762 |
14 | 6db80350503 |
15 | 378992ec7a6 |
hex | 1d698ed85c7 |
2021200332231 has 8 divisors (see below), whose sum is σ = 2701654311024. Its totient is φ = 1344106620800.
The previous prime is 2021200332197. The next prime is 2021200332241. The reversal of 2021200332231 is 1322330021202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2021200332231 - 214 = 2021200315847 is a prime.
It is a super-2 number, since 2×20212003322312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2021200332198 and 2021200332207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2021200332241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840065436 + ... + 840067841.
It is an arithmetic number, because the mean of its divisors is an integer number (337706788878).
Almost surely, 22021200332231 is an apocalyptic number.
2021200332231 is a deficient number, since it is larger than the sum of its proper divisors (680453978793).
2021200332231 is a wasteful number, since it uses less digits than its factorization.
2021200332231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1680133681.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 2021200332231 its reverse (1322330021202), we get a palindrome (3343530353433).
The spelling of 2021200332231 in words is "two trillion, twenty-one billion, two hundred million, three hundred thirty-two thousand, two hundred thirty-one".
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