Base | Representation |
---|---|
bin | 101111001000010101… |
… | …0001010100010011010 |
3 | 100200020120202200220020 |
4 | 1132100222022202122 |
5 | 3124240033020442 |
6 | 114255031411310 |
7 | 10212052114335 |
oct | 1362052124232 |
9 | 320216680806 |
10 | 101211220122 |
11 | 39a18105771 |
12 | 17747523b36 |
13 | 970c731c3c |
14 | 4c81c7161c |
15 | 297573e9ec |
hex | 1790a8a89a |
101211220122 has 8 divisors (see below), whose sum is σ = 202422440256. Its totient is φ = 33737073372.
The previous prime is 101211220087. The next prime is 101211220133. The reversal of 101211220122 is 221022112101.
It is a sphenic number, since it is the product of 3 distinct primes.
101211220122 is an admirable number.
It is a super-2 number, since 2×1012112201222 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8434268338 + ... + 8434268349.
It is an arithmetic number, because the mean of its divisors is an integer number (25302805032).
Almost surely, 2101211220122 is an apocalyptic number.
101211220122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101211220122 is a wasteful number, since it uses less digits than its factorization.
101211220122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16868536692.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 101211220122 its reverse (221022112101), we get a palindrome (322233332223).
The spelling of 101211220122 in words is "one hundred one billion, two hundred eleven million, two hundred twenty thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •