Base | Representation |
---|---|
bin | 10111000000101010111110… |
… | …010011011111101101010001 |
3 | 111021022202000111000021202212 |
4 | 113000222332103133231101 |
5 | 101231040040311210001 |
6 | 555123110045121505 |
7 | 30213355244356241 |
oct | 2700527623375521 |
9 | 437282014007685 |
10 | 101201212210001 |
11 | 2a278213a89612 |
12 | b425581259295 |
13 | 446130590b877 |
14 | 1adc244327b21 |
15 | ba7720b087bb |
hex | 5c0abe4dfb51 |
101201212210001 has 4 divisors (see below), whose sum is σ = 101240270959104. Its totient is φ = 101162153460900.
The previous prime is 101201212209971. The next prime is 101201212210013. The reversal of 101201212210001 is 100012212102101.
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 101201212210001 - 222 = 101201208015697 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (101201212210081) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19529370665 + ... + 19529375846.
It is an arithmetic number, because the mean of its divisors is an integer number (25310067739776).
Almost surely, 2101201212210001 is an apocalyptic number.
It is an amenable number.
101201212210001 is a deficient number, since it is larger than the sum of its proper divisors (39058749103).
101201212210001 is an equidigital number, since it uses as much as digits as its factorization.
101201212210001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39058749102.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 101201212210001 its reverse (100012212102101), we get a palindrome (201213424312102).
The spelling of 101201212210001 in words is "one hundred one trillion, two hundred one billion, two hundred twelve million, two hundred ten thousand, one".
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