Base | Representation |
---|---|
bin | 110010011111111110110000… |
… | …111011011101100100101101 |
3 | 1002010101112222102101201001200 |
4 | 302133332300323131210231 |
5 | 213102341321142033401 |
6 | 2104211201444000113 |
7 | 64532124411602523 |
oct | 6237766073354455 |
9 | 1063345872351050 |
10 | 222100022221101 |
11 | 6484a0aa454312 |
12 | 20ab0580090039 |
13 | 96c0c330c6a9b |
14 | 3cbb9ac6d8313 |
15 | 1aa24e807b686 |
hex | c9ffb0edd92d |
222100022221101 has 192 divisors, whose sum is σ = 344245849758720. Its totient is φ = 137794800844800.
The previous prime is 222100022221087. The next prime is 222100022221111. The reversal of 222100022221101 is 101122220001222.
It is a happy number.
222100022221101 is a `hidden beast` number, since 22 + 210 + 0 + 0 + 222 + 211 + 0 + 1 = 666.
It is not a de Polignac number, because 222100022221101 - 218 = 222100021958957 is a prime.
It is a super-2 number, since 2×2221000222211012 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222100022221111) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 64246461165 + ... + 64246464621.
It is an arithmetic number, because the mean of its divisors is an integer number (1792947134160).
Almost surely, 2222100022221101 is an apocalyptic number.
It is an amenable number.
222100022221101 is a deficient number, since it is larger than the sum of its proper divisors (122145827537619).
222100022221101 is a wasteful number, since it uses less digits than its factorization.
222100022221101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4164 (or 4161 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 222100022221101 its reverse (101122220001222), we get a palindrome (323222242222323).
The spelling of 222100022221101 in words is "two hundred twenty-two trillion, one hundred billion, twenty-two million, two hundred twenty-one thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •