Base | Representation |
---|---|
bin | 100000001010010101100… |
… | …010110110111011101111 |
3 | 21211021201012201011212212 |
4 | 200022111202312323233 |
5 | 242202312231230411 |
6 | 4411152135321035 |
7 | 315450613111415 |
oct | 40122542667357 |
9 | 7737635634785 |
10 | 2210122133231 |
11 | 782342365551 |
12 | 2b840552017b |
13 | 13054b96389c |
14 | 78d830072b5 |
15 | 3c754dd768b |
hex | 202958b6eef |
2210122133231 has 4 divisors (see below), whose sum is σ = 2210207826000. Its totient is φ = 2210036440464.
The previous prime is 2210122133209. The next prime is 2210122133239. The reversal of 2210122133231 is 1323312210122.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2210122133231 is a prime.
It is a super-2 number, since 2×22101221332312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2210122133197 and 2210122133206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2210122133239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42807686 + ... + 42859283.
It is an arithmetic number, because the mean of its divisors is an integer number (552551956500).
Almost surely, 22210122133231 is an apocalyptic number.
2210122133231 is a deficient number, since it is larger than the sum of its proper divisors (85692769).
2210122133231 is an equidigital number, since it uses as much as digits as its factorization.
2210122133231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85692768.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 2210122133231 its reverse (1323312210122), we get a palindrome (3533434343353).
The spelling of 2210122133231 in words is "two trillion, two hundred ten billion, one hundred twenty-two million, one hundred thirty-three thousand, two hundred thirty-one".
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