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112216159987 is a prime number
BaseRepresentation
bin110100010000010011…
…0101011011011110011
3101201122112111120100121
41220200212223123303
53314304314104422
6123315033431111
711051551423201
oct1504046533363
9351575446317
10112216159987
1143655107998
12198b8b6b497
13a774698b89
14560766a071
152dbb9578c7
hex1a209ab6f3

112216159987 has 2 divisors, whose sum is σ = 112216159988. Its totient is φ = 112216159986.

The previous prime is 112216159981. The next prime is 112216160003. The reversal of 112216159987 is 789951612211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-112216159987 is a prime.

It is not a weakly prime, because it can be changed into another prime (112216159981) 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, 56108079993 + 56108079994.

It is an arithmetic number, because the mean of its divisors is an integer number (56108079994).

Almost surely, 2112216159987 is an apocalyptic number.

112216159987 is a deficient number, since it is larger than the sum of its proper divisors (1).

112216159987 is an equidigital number, since it uses as much as digits as its factorization.

112216159987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 52.

The spelling of 112216159987 in words is "one hundred twelve billion, two hundred sixteen million, one hundred fifty-nine thousand, nine hundred eighty-seven".