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2020202201 is a prime number
BaseRepresentation
bin111100001101001…
…1101011011011001
312012210100220102202
41320122131123121
513114132432301
6532243535545
7101030302223
oct17032353331
95183326382
102020202201
119473958a6
1248468a5b5
132626cb824
14152437413
15bc55366b
hex7869d6d9

2020202201 has 2 divisors, whose sum is σ = 2020202202. Its totient is φ = 2020202200.

The previous prime is 2020202179. The next prime is 2020202207. The reversal of 2020202201 is 1022020202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1427328400 + 592873801 = 37780^2 + 24349^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020202201 - 222 = 2016007897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020202207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010101100 + 1010101101.

It is an arithmetic number, because the mean of its divisors is an integer number (1010101101).

Almost surely, 22020202201 is an apocalyptic number.

It is an amenable number.

2020202201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020202201 is an equidigital number, since it uses as much as digits as its factorization.

2020202201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2020202201 is about 44946.6595088000. The cubic root of 2020202201 is about 1264.1490422798.

Adding to 2020202201 its reverse (1022020202), we get a palindrome (3042222403).

The spelling of 2020202201 in words is "two billion, twenty million, two hundred two thousand, two hundred one".