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100100112221201 is a prime number
BaseRepresentation
bin10110110000101001011111…
…101000011000010000010001
3111010102110212221010022002012
4112300221133220120100101
5101110020012212034301
6552521205015032305
730040665045033251
oct2660513750302021
9433373787108065
10100100112221201
1129993245820774
12b2880a506b695
1343b1527c87a61
141aa0c2ab25961
15b88c787c4ebb
hex5b0a5fa18411

100100112221201 has 2 divisors, whose sum is σ = 100100112221202. Its totient is φ = 100100112221200.

The previous prime is 100100112221159. The next prime is 100100112221257. The reversal of 100100112221201 is 102122211001001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99913618662400 + 186493558801 = 9995680^2 + 431849^2 .

It is a cyclic number.

It is not a de Polignac number, because 100100112221201 - 210 = 100100112220177 is a prime.

It is not a weakly prime, because it can be changed into another prime (100100112821201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050056110600 + 50050056110601.

It is an arithmetic number, because the mean of its divisors is an integer number (50050056110601).

Almost surely, 2100100112221201 is an apocalyptic number.

It is an amenable number.

100100112221201 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100112221201 is an equidigital number, since it uses as much as digits as its factorization.

100100112221201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100100112221201 its reverse (102122211001001), we get a palindrome (202222323222202).

The spelling of 100100112221201 in words is "one hundred trillion, one hundred billion, one hundred twelve million, two hundred twenty-one thousand, two hundred one".