Search a number
BaseRepresentation
bin11001011111011010101011…
…010010000110101001111101
3112200221121210022210200202222
4121133122223102012221331
5104143303001130304411
61034234401252255125
732420455015621106
oct3137325322065175
9480847708720688
10112110110009981
11327a36a343a226
12106a78350114a5
134a72c26a6c495
15ce63942b84db
hex65f6ab486a7d

112110110009981 has 2 divisors, whose sum is σ = 112110110009982. Its totient is φ = 112110110009980.

The previous prime is 112110110009951. The next prime is 112110110010053. The reversal of 112110110009981 is 189900011011211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102802180217881 + 9307929792100 = 10139141^2 + 3050890^2 .

It is a cyclic number.

It is not a de Polignac number, because 112110110009981 - 210 = 112110110008957 is a prime.

It is a super-2 number, since 2×1121101100099812 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112110110009951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055055004990 + 56055055004991.

It is an arithmetic number, because the mean of its divisors is an integer number (56055055004991).

Almost surely, 2112110110009981 is an apocalyptic number.

It is an amenable number.

112110110009981 is a deficient number, since it is larger than the sum of its proper divisors (1).

112110110009981 is an equidigital number, since it uses as much as digits as its factorization.

112110110009981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 35.

The spelling of 112110110009981 in words is "one hundred twelve trillion, one hundred ten billion, one hundred ten million, nine thousand, nine hundred eighty-one".