Base | Representation |
---|---|
bin | 101111110001100001010100… |
… | …001010101010010011110001 |
3 | 1000112221102202122020111012122 |
4 | 233301201110022222103301 |
5 | 210014430230310414301 |
6 | 2022511431450004025 |
7 | 62154014465045633 |
oct | 5761412412522361 |
9 | 1015842678214178 |
10 | 210111212201201 |
11 | 60a47734777153 |
12 | 1b694b63a16615 |
13 | 903152cabb1cc |
14 | 39c5618d20a53 |
15 | 194571c72581b |
hex | bf18542aa4f1 |
210111212201201 has 4 divisors (see below), whose sum is σ = 210145084722672. Its totient is φ = 210077339679732.
The previous prime is 210111212201183. The next prime is 210111212201213. The reversal of 210111212201201 is 102102212111012.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 210111212201201 - 210 = 210111212200177 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 210111212201201.
It is not an unprimeable number, because it can be changed into a prime (210111212261201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16936251431 + ... + 16936263836.
It is an arithmetic number, because the mean of its divisors is an integer number (52536271180668).
Almost surely, 2210111212201201 is an apocalyptic number.
It is an amenable number.
210111212201201 is a deficient number, since it is larger than the sum of its proper divisors (33872521471).
210111212201201 is an equidigital number, since it uses as much as digits as its factorization.
210111212201201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33872521470.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 210111212201201 its reverse (102102212111012), we get a palindrome (312213424312213).
The spelling of 210111212201201 in words is "two hundred ten trillion, one hundred eleven billion, two hundred twelve million, two hundred one thousand, two hundred one".
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