Base | Representation |
---|---|
bin | 11110111000010010010… |
… | …011110010010111000011 |
3 | 21111212022021220222020201 |
4 | 132320102103302113003 |
5 | 234231344340133443 |
6 | 4302502030550031 |
7 | 306211442033233 |
oct | 36702223622703 |
9 | 7455267828221 |
10 | 2122021021123 |
11 | 748a425aaaa3 |
12 | 2a3318668317 |
13 | 12514b375c13 |
14 | 749c63a3cc3 |
15 | 3a2ea5e934d |
hex | 1ee124f25c3 |
2122021021123 has 2 divisors, whose sum is σ = 2122021021124. Its totient is φ = 2122021021122.
The previous prime is 2122021021079. The next prime is 2122021021147. The reversal of 2122021021123 is 3211201202212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2122021021123 - 29 = 2122021020611 is a prime.
It is a super-2 number, since 2×21220210211232 (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 2122021021123.
It is not a weakly prime, because it can be changed into another prime (2122021091123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061010510561 + 1061010510562.
It is an arithmetic number, because the mean of its divisors is an integer number (1061010510562).
Almost surely, 22122021021123 is an apocalyptic number.
2122021021123 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122021021123 is an equidigital number, since it uses as much as digits as its factorization.
2122021021123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 2122021021123 its reverse (3211201202212), we get a palindrome (5333222223335).
The spelling of 2122021021123 in words is "two trillion, one hundred twenty-two billion, twenty-one million, twenty-one thousand, one hundred twenty-three".
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