Base | Representation |
---|---|
bin | 11110110110011111111… |
… | …000010000110100010111 |
3 | 21111200100111110010012001 |
4 | 132312133320100310113 |
5 | 234213431402000343 |
6 | 4301543330340131 |
7 | 306113040613423 |
oct | 36663770206427 |
9 | 7450314403161 |
10 | 2120101203223 |
11 | 748147949433 |
12 | 2a2a8172a647 |
13 | 124c036c3ab3 |
14 | 7488341bb83 |
15 | 3a236cc444d |
hex | 1ed9fe10d17 |
2120101203223 has 2 divisors, whose sum is σ = 2120101203224. Its totient is φ = 2120101203222.
The previous prime is 2120101203191. The next prime is 2120101203229. The reversal of 2120101203223 is 3223021010212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2120101203223 - 25 = 2120101203191 is a prime.
It is a super-2 number, since 2×21201012032232 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2120101203223.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2120101203229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060050601611 + 1060050601612.
It is an arithmetic number, because the mean of its divisors is an integer number (1060050601612).
Almost surely, 22120101203223 is an apocalyptic number.
2120101203223 is a deficient number, since it is larger than the sum of its proper divisors (1).
2120101203223 is an equidigital number, since it uses as much as digits as its factorization.
2120101203223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 2120101203223 its reverse (3223021010212), we get a palindrome (5343122213435).
The spelling of 2120101203223 in words is "two trillion, one hundred twenty billion, one hundred one million, two hundred three thousand, two hundred twenty-three".
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