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12020870380201 is a prime number
BaseRepresentation
bin1010111011101101001110…
…1101010111101010101001
31120120011222010101021012221
42232323103231113222221
53033422220304131301
641322151150434041
72350323242222014
oct256732355275251
946504863337187
1012020870380201
113915027a45401
121421885202921
136927424bcc97
142d7b5571037b
1515ca552b6da1
hexaeed3b57aa9

12020870380201 has 2 divisors, whose sum is σ = 12020870380202. Its totient is φ = 12020870380200.

The previous prime is 12020870380121. The next prime is 12020870380231. The reversal of 12020870380201 is 10208307802021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6395340267801 + 5625530112400 = 2528901^2 + 2371820^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020870380201 - 27 = 12020870380073 is a prime.

It is not a weakly prime, because it can be changed into another prime (12020870380231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010435190100 + 6010435190101.

It is an arithmetic number, because the mean of its divisors is an integer number (6010435190101).

Almost surely, 212020870380201 is an apocalyptic number.

It is an amenable number.

12020870380201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020870380201 is an equidigital number, since it uses as much as digits as its factorization.

12020870380201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 12020870380201 in words is "twelve trillion, twenty billion, eight hundred seventy million, three hundred eighty thousand, two hundred one".