Base | Representation |
---|---|
bin | 11101000110101010100… |
… | …010101011101010100111 |
3 | 21002012101220101022210101 |
4 | 131012222202223222213 |
5 | 230232020334323421 |
6 | 4130444051204531 |
7 | 264332246044654 |
oct | 35065242535247 |
9 | 7065356338711 |
10 | 2000021011111 |
11 | 7012277a1842 |
12 | 28374aba6747 |
13 | 1167a7a0ca96 |
14 | 6cb3159cc2b |
15 | 37059c7d191 |
hex | 1d1aa8abaa7 |
2000021011111 has 16 divisors (see below), whose sum is σ = 2054216586240. Its totient is φ = 1946087824320.
The previous prime is 2000021011019. The next prime is 2000021011123. The reversal of 2000021011111 is 1111101200002.
It is a cyclic number.
It is not a de Polignac number, because 2000021011111 - 219 = 2000020486823 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2000021011181) 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, 36638740 + ... + 36693286.
It is an arithmetic number, because the mean of its divisors is an integer number (128388536640).
Almost surely, 22000021011111 is an apocalyptic number.
2000021011111 is a deficient number, since it is larger than the sum of its proper divisors (54195575129).
2000021011111 is a wasteful number, since it uses less digits than its factorization.
2000021011111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56934.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 2000021011111 its reverse (1111101200002), we get a palindrome (3111122211113).
The spelling of 2000021011111 in words is "two trillion, twenty-one million, eleven thousand, one hundred eleven".
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