Base | Representation |
---|---|
bin | 110010010000001000101001… |
… | …011010110110001011101111 |
3 | 1001222112110100002120012102201 |
4 | 302100020221122312023233 |
5 | 212432021234214133403 |
6 | 2102015035141402331 |
7 | 64360345430611111 |
oct | 6220105132661357 |
9 | 1058473302505381 |
10 | 221011122021103 |
11 | 6446a3216a6357 |
12 | 209555297093a7 |
13 | 964234ab1990b |
14 | 3c80dd147d3b1 |
15 | 1a84016cd021d |
hex | c902296b62ef |
221011122021103 has 8 divisors (see below), whose sum is σ = 222494855184000. Its totient is φ = 219527394685728.
The previous prime is 221011122021097. The next prime is 221011122021121. The reversal of 221011122021103 is 301120221110122.
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 221011122021103 - 229 = 221010585150191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221017122021103) 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, 96830325 + ... + 99086497.
It is an arithmetic number, because the mean of its divisors is an integer number (27811856898000).
Almost surely, 2221011122021103 is an apocalyptic number.
221011122021103 is a deficient number, since it is larger than the sum of its proper divisors (1483733162897).
221011122021103 is a wasteful number, since it uses less digits than its factorization.
221011122021103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2913761.
The product of its (nonzero) digits is 96, while the sum is 19.
Adding to 221011122021103 its reverse (301120221110122), we get a palindrome (522131343131225).
The spelling of 221011122021103 in words is "two hundred twenty-one trillion, eleven billion, one hundred twenty-two million, twenty-one thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •