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10122112201 is a prime number
BaseRepresentation
bin10010110110101001…
…10010110011001001
3222010102112120120111
421123110302303021
5131212230042301
64352223554321
7505556351125
oct113324626311
928112476514
1010122112201
114324739793
121b65a5b9a1
13c540a3906
146c046c585
153e397e551
hex25b532cc9

10122112201 has 2 divisors, whose sum is σ = 10122112202. Its totient is φ = 10122112200.

The previous prime is 10122112181. The next prime is 10122112213. The reversal of 10122112201 is 10221122101.

10122112201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9752550025 + 369562176 = 98755^2 + 19224^2 .

It is a cyclic number.

It is not a de Polignac number, because 10122112201 - 211 = 10122110153 is a prime.

It is not a weakly prime, because it can be changed into another prime (10122112241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061056100 + 5061056101.

It is an arithmetic number, because the mean of its divisors is an integer number (5061056101).

Almost surely, 210122112201 is an apocalyptic number.

It is an amenable number.

10122112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10122112201 is an equidigital number, since it uses as much as digits as its factorization.

10122112201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10122112201 its reverse (10221122101), we get a palindrome (20343234302).

The spelling of 10122112201 in words is "ten billion, one hundred twenty-two million, one hundred twelve thousand, two hundred one".