Base | Representation |
---|---|
bin | 110010100001101110100000… |
… | …111000100010000101110001 |
3 | 1002010211000200201112012202122 |
4 | 302201232200320202011301 |
5 | 213111323041044231001 |
6 | 2104342244135324025 |
7 | 64543603026011264 |
oct | 6241564070420561 |
9 | 1063730621465678 |
10 | 222220012102001 |
11 | 64895a83627841 |
12 | 20b0b888520615 |
13 | 96cc34617a304 |
14 | 3cc3712568cdb |
15 | 1aa56bc1d3b1b |
hex | ca1ba0e22171 |
222220012102001 has 8 divisors (see below), whose sum is σ = 222298739400000. Its totient is φ = 222141298523760.
The previous prime is 222220012101977. The next prime is 222220012102009. The reversal of 222220012102001 is 100201210022222.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-222220012102001 is a prime.
It is a super-2 number, since 2×2222200121020012 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222220012102009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29024315 + ... + 35872703.
It is an arithmetic number, because the mean of its divisors is an integer number (27787342425000).
Almost surely, 2222220012102001 is an apocalyptic number.
It is an amenable number.
222220012102001 is a deficient number, since it is larger than the sum of its proper divisors (78727297999).
222220012102001 is an equidigital number, since it uses as much as digits as its factorization.
222220012102001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6859879.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 222220012102001 its reverse (100201210022222), we get a palindrome (322421222124223).
The spelling of 222220012102001 in words is "two hundred twenty-two trillion, two hundred twenty billion, twelve million, one hundred two thousand, one".
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