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112102010101 is a prime number
BaseRepresentation
bin110100001100111001…
…1001110110011110101
3101201100120201011011001
41220121303032303311
53314041103310401
6123255435043301
711045664235534
oct1503163166365
9351316634131
10112102010101
11435a6731444
12198868a0531
13a756b3c973
1455d643431b
152db190a601
hex1a19ccecf5

112102010101 has 2 divisors, whose sum is σ = 112102010102. Its totient is φ = 112102010100.

The previous prime is 112102010099. The next prime is 112102010161. The reversal of 112102010101 is 101010201211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56877480100 + 55224530001 = 238490^2 + 234999^2 .

It is a cyclic number.

It is not a de Polignac number, because 112102010101 - 21 = 112102010099 is a prime.

Together with 112102010099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112102010161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051005050 + 56051005051.

It is an arithmetic number, because the mean of its divisors is an integer number (56051005051).

Almost surely, 2112102010101 is an apocalyptic number.

It is an amenable number.

112102010101 is a deficient number, since it is larger than the sum of its proper divisors (1).

112102010101 is an equidigital number, since it uses as much as digits as its factorization.

112102010101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 112102010101 its reverse (101010201211), we get a palindrome (213112211312).

The spelling of 112102010101 in words is "one hundred twelve billion, one hundred two million, ten thousand, one hundred one".