Base | Representation |
---|---|
bin | 100000010100100101010… |
… | …000010000100110100010 |
3 | 21212100002212222202211011 |
4 | 200110211100100212202 |
5 | 242342330004030310 |
6 | 4420211520411134 |
7 | 316320333640024 |
oct | 40244520204642 |
9 | 7770085882734 |
10 | 2221123111330 |
11 | 786a78101192 |
12 | 2ba575776aaa |
13 | 1315b2b41496 |
14 | 79708090014 |
15 | 3cb9aabb78a |
hex | 205254109a2 |
2221123111330 has 32 divisors (see below), whose sum is σ = 4018582080000. Its totient is φ = 883881294912.
The previous prime is 2221123111309. The next prime is 2221123111379. The reversal of 2221123111330 is 331113211222.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18245344 + ... + 18366676.
It is an arithmetic number, because the mean of its divisors is an integer number (125580690000).
Almost surely, 22221123111330 is an apocalyptic number.
2221123111330 is a deficient number, since it is larger than the sum of its proper divisors (1797458968670).
2221123111330 is a wasteful number, since it uses less digits than its factorization.
2221123111330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130738.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 2221123111330 its reverse (331113211222), we get a palindrome (2552236322552).
The spelling of 2221123111330 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-three million, one hundred eleven thousand, three hundred thirty".
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