Base | Representation |
---|---|
bin | 11011010101011011110010… |
… | …011000000100101100110101 |
3 | 120202122221100111211110100021 |
4 | 123111123302120010230311 |
5 | 111224141432424341041 |
6 | 1103404221540445141 |
7 | 34215423436666015 |
oct | 3325336230045465 |
9 | 522587314743307 |
10 | 120220201012021 |
11 | 35340112378770 |
12 | 115975920a97b1 |
13 | 52109409735a6 |
14 | 219898ddddc45 |
15 | dd730b2eecd1 |
hex | 6d56f2604b35 |
120220201012021 has 16 divisors (see below), whose sum is σ = 132975499075776. Its totient is φ = 107777890000000.
The previous prime is 120220201011979. The next prime is 120220201012031. The reversal of 120220201012021 is 120210102022021.
It is a happy number.
It is not a de Polignac number, because 120220201012021 - 219 = 120220200487733 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120220201011986 and 120220201012004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120220201012031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215276920 + ... + 215834641.
It is an arithmetic number, because the mean of its divisors is an integer number (8310968692236).
Almost surely, 2120220201012021 is an apocalyptic number.
120220201012021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
120220201012021 is a deficient number, since it is larger than the sum of its proper divisors (12755298063755).
120220201012021 is a wasteful number, since it uses less digits than its factorization.
120220201012021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 431111924.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 120220201012021 its reverse (120210102022021), we get a palindrome (240430303034042).
The spelling of 120220201012021 in words is "one hundred twenty trillion, two hundred twenty billion, two hundred one million, twelve thousand, twenty-one".
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