Base | Representation |
---|---|
bin | 11101010010000001101… |
… | …101111111000010111111 |
3 | 21010100220010211111012012 |
4 | 131102001231333002333 |
5 | 230432012034310421 |
6 | 4140222423401435 |
7 | 265243466243114 |
oct | 35220155770277 |
9 | 7110803744165 |
10 | 2012221010111 |
11 | 706418335644 |
12 | 285b948b327b |
13 | 1179a042b2c0 |
14 | 6d56b99c90b |
15 | 37520d5795b |
hex | 1d481b7f0bf |
2012221010111 has 16 divisors (see below), whose sum is σ = 2171251277664. Its totient is φ = 1853797929984.
The previous prime is 2012221010089. The next prime is 2012221010119. The reversal of 2012221010111 is 1110101222102.
It is a de Polignac number, because none of the positive numbers 2k-2012221010111 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 (2012221010119) 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, 77760071 + ... + 77785943.
It is an arithmetic number, because the mean of its divisors is an integer number (135703204854).
Almost surely, 22012221010111 is an apocalyptic number.
2012221010111 is a deficient number, since it is larger than the sum of its proper divisors (159030267553).
2012221010111 is a wasteful number, since it uses less digits than its factorization.
2012221010111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37370.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2012221010111 its reverse (1110101222102), we get a palindrome (3122322232213).
The spelling of 2012221010111 in words is "two trillion, twelve billion, two hundred twenty-one million, ten thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.148 sec. • engine limits •