Search a number
-
+
112111210211 = 71113111999211
BaseRepresentation
bin110100001101001011…
…0010100111011100011
3101201101020000120022212
41220122112110323203
53314100432211321
6123300404152335
711046135364160
oct1503226247343
9351336016285
10112111210211
1143600945640
12198899986ab
13a758a11410
1455d774b067
152db262655b
hex1a1a594ee3

112111210211 has 16 divisors (see below), whose sum is σ = 150526940928. Its totient is φ = 80639431200.

The previous prime is 112111210199. The next prime is 112111210213. The reversal of 112111210211 is 112012111211.

It is a cyclic number.

It is not a de Polignac number, because 112111210211 - 26 = 112111210147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112111210213) 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 in 15 ways as a sum of consecutive naturals, for example, 55998605 + ... + 56000606.

It is an arithmetic number, because the mean of its divisors is an integer number (9407933808).

Almost surely, 2112111210211 is an apocalyptic number.

112111210211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112111210211 is a deficient number, since it is larger than the sum of its proper divisors (38415730717).

112111210211 is a wasteful number, since it uses less digits than its factorization.

112111210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111999242.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 112111210211 its reverse (112012111211), we get a palindrome (224123321422).

The spelling of 112111210211 in words is "one hundred twelve billion, one hundred eleven million, two hundred ten thousand, two hundred eleven".

Divisors: 1 7 11 13 77 91 143 1001 111999211 783994477 1231991321 1455989743 8623939247 10191928201 16015887173 112111210211