Base | Representation |
---|---|
bin | 101111110010111111010010… |
… | …110000001010111000111001 |
3 | 1000120022002020002110111201221 |
4 | 233302333102300022320321 |
5 | 210023103410233223001 |
6 | 2023030040450512041 |
7 | 62164216206013216 |
oct | 5762772260127071 |
9 | 1016262202414657 |
10 | 210212120211001 |
11 | 60a86506705477 |
12 | 1b6b0625895621 |
13 | 903abc176a04c |
14 | 39ca46c7c4b0d |
15 | 19481765201a1 |
hex | bf2fd2c0ae39 |
210212120211001 has 32 divisors (see below), whose sum is σ = 223802405729280. Its totient is φ = 196880606208000.
The previous prime is 210212120210993. The next prime is 210212120211007. The reversal of 210212120211001 is 100112021212012.
It is a cyclic number.
It is not a de Polignac number, because 210212120211001 - 23 = 210212120210993 is a prime.
It is a super-2 number, since 2×2102121202110012 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (210212120211007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4018327221 + ... + 4018379533.
It is an arithmetic number, because the mean of its divisors is an integer number (6993825179040).
Almost surely, 2210212120211001 is an apocalyptic number.
It is an amenable number.
210212120211001 is a deficient number, since it is larger than the sum of its proper divisors (13590285518279).
210212120211001 is a wasteful number, since it uses less digits than its factorization.
210212120211001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55537.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 210212120211001 its reverse (100112021212012), we get a palindrome (310324141423013).
The spelling of 210212120211001 in words is "two hundred ten trillion, two hundred twelve billion, one hundred twenty million, two hundred eleven thousand, one".
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