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112231112311 is a prime number
BaseRepresentation
bin110100010000101111…
…1101101111001110111
3101201200120122020002101
41220201133231321313
53314322131043221
6123320330122531
711052122500033
oct1504137557167
9351616566071
10112231112311
114366259a88a
1219901b80447
13a7778028c6
14560963d1c3
152dbce0cd91
hex1a217ede77

112231112311 has 2 divisors, whose sum is σ = 112231112312. Its totient is φ = 112231112310.

The previous prime is 112231112243. The next prime is 112231112333. The reversal of 112231112311 is 113211132211.

It is a strong prime.

It is an emirp because it is prime and its reverse (113211132211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112231112311 - 211 = 112231110263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112231112341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56115556155 + 56115556156.

It is an arithmetic number, because the mean of its divisors is an integer number (56115556156).

Almost surely, 2112231112311 is an apocalyptic number.

112231112311 is a deficient number, since it is larger than the sum of its proper divisors (1).

112231112311 is an equidigital number, since it uses as much as digits as its factorization.

112231112311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 19.

Adding to 112231112311 its reverse (113211132211), we get a palindrome (225442244522).

The spelling of 112231112311 in words is "one hundred twelve billion, two hundred thirty-one million, one hundred twelve thousand, three hundred eleven".