Base | Representation |
---|---|
bin | 11011010101011100100111… |
… | …111101111001111110010001 |
3 | 120202200000200011122222100220 |
4 | 123111130213331321332101 |
5 | 111224200303112401001 |
6 | 1103404451055503253 |
7 | 34215454635206634 |
oct | 3325344775717621 |
9 | 522600604588326 |
10 | 120221100122001 |
11 | 3534053395236a |
12 | 115977a3227b29 |
13 | 5210a55017b28 |
14 | 2198a375a7c1b |
15 | dd7360202c36 |
hex | 6d5727f79f91 |
120221100122001 has 8 divisors (see below), whose sum is σ = 160375471937184. Its totient is φ = 80107064194080.
The previous prime is 120221100121949. The next prime is 120221100122027. The reversal of 120221100122001 is 100221001122021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120221100122001 - 27 = 120221100121873 is a prime.
It is a super-2 number, since 2×1202211001220012 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (120221100122041) 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, 10083964860 + ... + 10083976781.
It is an arithmetic number, because the mean of its divisors is an integer number (20046933992148).
Almost surely, 2120221100122001 is an apocalyptic number.
It is an amenable number.
120221100122001 is a deficient number, since it is larger than the sum of its proper divisors (40154371815183).
120221100122001 is a wasteful number, since it uses less digits than its factorization.
120221100122001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20167943631.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 120221100122001 its reverse (100221001122021), we get a palindrome (220442101244022).
The spelling of 120221100122001 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred million, one hundred twenty-two thousand, one".
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