Base | Representation |
---|---|
bin | 1001000110011011011101… |
… | …10001000111011000001110 |
3 | 2121212010202102110002220010 |
4 | 10203031232301013120032 |
5 | 10110334300404013402 |
6 | 110321234210534050 |
7 | 4133553523566663 |
oct | 443155661073016 |
9 | 77763672402803 |
10 | 20012111001102 |
11 | 64160a7a44460 |
12 | 22b2593597326 |
13 | b2219844148c |
14 | 4d283c8d1a6a |
15 | 24a863230a6c |
hex | 12336ec4760e |
20012111001102 has 64 divisors (see below), whose sum is σ = 45971648029440. Its totient is φ = 5743751270400.
The previous prime is 20012111001101. The next prime is 20012111001109. The reversal of 20012111001102 is 20110011121002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20012111001101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3457102 + ... + 7209422.
It is an arithmetic number, because the mean of its divisors is an integer number (718307000460).
Almost surely, 220012111001102 is an apocalyptic number.
20012111001102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20012111001102 is an abundant number, since it is smaller than the sum of its proper divisors (25959537028338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012111001102 is a wasteful number, since it uses less digits than its factorization.
20012111001102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3756609.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 20012111001102 its reverse (20110011121002), we get a palindrome (40122122122104).
The spelling of 20012111001102 in words is "twenty trillion, twelve billion, one hundred eleven million, one thousand, one hundred two".
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