Base | Representation |
---|---|
bin | 11110110110100111001… |
… | …001101011101000010001 |
3 | 21111200200000000201000121 |
4 | 132312213021223220101 |
5 | 234214204120210001 |
6 | 4302003405350241 |
7 | 306116051633341 |
oct | 36664711535021 |
9 | 7450600021017 |
10 | 2120223210001 |
11 | 7481aa800986 |
12 | 2a2ab6568381 |
13 | 124c22a71260 |
14 | 748956dad21 |
15 | 3a2428746a1 |
hex | 1eda726ba11 |
2120223210001 has 16 divisors (see below), whose sum is σ = 2457263381328. Its totient is φ = 1811807078400.
The previous prime is 2120223209983. The next prime is 2120223210097. The reversal of 2120223210001 is 1000123220212.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 1381980625 + 2118841229376 = 37175^2 + 1455624^2 .
It is a cyclic number.
It is not a de Polignac number, because 2120223210001 - 213 = 2120223201809 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2120223240001) 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, 78623980 + ... + 78650941.
It is an arithmetic number, because the mean of its divisors is an integer number (153578961333).
Almost surely, 22120223210001 is an apocalyptic number.
It is an amenable number.
2120223210001 is a deficient number, since it is larger than the sum of its proper divisors (337040171327).
2120223210001 is a wasteful number, since it uses less digits than its factorization.
2120223210001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157275012.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 2120223210001 its reverse (1000123220212), we get a palindrome (3120346430213).
The spelling of 2120223210001 in words is "two trillion, one hundred twenty billion, two hundred twenty-three million, two hundred ten thousand, one".
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