Base | Representation |
---|---|
bin | 11101000111101100000… |
… | …011011010101001110110 |
3 | 21002022020111112101200220 |
4 | 131013230003122221312 |
5 | 230241243222024342 |
6 | 4131145112515210 |
7 | 264401423202321 |
oct | 35075403325166 |
9 | 7068214471626 |
10 | 2001120111222 |
11 | 701741151a41 |
12 | 2839b70abb06 |
13 | 116921636c8b |
14 | 6cbd75457b8 |
15 | 370c14d75ec |
hex | 1d1ec0daa76 |
2001120111222 has 16 divisors (see below), whose sum is σ = 4011274630080. Its totient is φ = 665534302472.
The previous prime is 2001120111169. The next prime is 2001120111251. The reversal of 2001120111222 is 2221110211002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376430772 + ... + 376436087.
It is an arithmetic number, because the mean of its divisors is an integer number (250704664380).
Almost surely, 22001120111222 is an apocalyptic number.
2001120111222 is an abundant number, since it is smaller than the sum of its proper divisors (2010154518858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001120111222 is a wasteful number, since it uses less digits than its factorization.
2001120111222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 752867307.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2001120111222 its reverse (2221110211002), we get a palindrome (4222230322224).
The spelling of 2001120111222 in words is "two trillion, one billion, one hundred twenty million, one hundred eleven thousand, two hundred twenty-two".
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