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210112211077 is a prime number
BaseRepresentation
bin1100001110101110101…
…0011110100010000101
3202002100002012020021121
43003223222132202011
511420302211223302
6240305121513541
721115530216646
oct3035352364205
9662302166247
10210112211077
118112095803a
123487a1a28b1
1316a76337222
14a2530d36cd
1556eb0e9e37
hex30eba9e885

210112211077 has 2 divisors, whose sum is σ = 210112211078. Its totient is φ = 210112211076.

The previous prime is 210112211063. The next prime is 210112211081. The reversal of 210112211077 is 770112211012.

210112211077 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., 176844639841 + 33267571236 = 420529^2 + 182394^2 .

It is a cyclic number.

It is not a de Polignac number, because 210112211077 - 231 = 207964727429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210112211017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105056105538 + 105056105539.

It is an arithmetic number, because the mean of its divisors is an integer number (105056105539).

Almost surely, 2210112211077 is an apocalyptic number.

It is an amenable number.

210112211077 is a deficient number, since it is larger than the sum of its proper divisors (1).

210112211077 is an equidigital number, since it uses as much as digits as its factorization.

210112211077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392, while the sum is 25.

Adding to 210112211077 its reverse (770112211012), we get a palindrome (980224422089).

The spelling of 210112211077 in words is "two hundred ten billion, one hundred twelve million, two hundred eleven thousand, seventy-seven".