Base | Representation |
---|---|
bin | 111000110111001100… |
… | …0011111110111000010 |
3 | 102200012010101112002201 |
4 | 1301232120133313002 |
5 | 4000040404000002 |
6 | 132032542303414 |
7 | 11552011242235 |
oct | 1615630376702 |
9 | 380163345081 |
10 | 122111000002 |
11 | 47872526722 |
12 | 1b7ba887b6a |
13 | b690656cb4 |
14 | 5ca585741c |
15 | 329a492087 |
hex | 1c6e61fdc2 |
122111000002 has 32 divisors (see below), whose sum is σ = 191469096000. Its totient is φ = 58332792000.
The previous prime is 122110999981. The next prime is 122111000009. The reversal of 122111000002 is 200000111221.
It is a super-2 number, since 2×1221110000022 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (122111000009) 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, 12290977 + ... + 12300907.
It is an arithmetic number, because the mean of its divisors is an integer number (5983409250).
Almost surely, 2122111000002 is an apocalyptic number.
122111000002 is a deficient number, since it is larger than the sum of its proper divisors (69358095998).
122111000002 is a wasteful number, since it uses less digits than its factorization.
122111000002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12162.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 122111000002 its reverse (200000111221), we get a palindrome (322111111223).
The spelling of 122111000002 in words is "one hundred twenty-two billion, one hundred eleven million, two", and thus it is an aban number.
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