Base | Representation |
---|---|
bin | 11011110010010000100011… |
… | …110110100110000101000101 |
3 | 121000200022011120022201020212 |
4 | 123302100203312212011011 |
5 | 112004120132310120401 |
6 | 1111522211445405205 |
7 | 34511505654155546 |
oct | 3362204366460505 |
9 | 530608146281225 |
10 | 122201011020101 |
11 | 35a34180a465a2 |
12 | 1185745b409805 |
13 | 53256765a8350 |
14 | 22267bbdba4cd |
15 | e1dade713dbb |
hex | 6f2423da6145 |
122201011020101 has 4 divisors (see below), whose sum is σ = 131601088790892. Its totient is φ = 112800933249312.
The previous prime is 122201011020097. The next prime is 122201011020161. The reversal of 122201011020101 is 101020110102221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 46743557129476 + 75457453890625 = 6836926^2 + 8686625^2 .
It is a cyclic number.
It is not a de Polignac number, because 122201011020101 - 22 = 122201011020097 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 (122201011020161) 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, 4700038885376 + ... + 4700038885401.
It is an arithmetic number, because the mean of its divisors is an integer number (32900272197723).
Almost surely, 2122201011020101 is an apocalyptic number.
It is an amenable number.
122201011020101 is a deficient number, since it is larger than the sum of its proper divisors (9400077770791).
122201011020101 is an equidigital number, since it uses as much as digits as its factorization.
122201011020101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9400077770790.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 122201011020101 its reverse (101020110102221), we get a palindrome (223221121122322).
The spelling of 122201011020101 in words is "one hundred twenty-two trillion, two hundred one billion, eleven million, twenty thousand, one hundred one".
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