12008454885101 has 4 divisors (see below), whose sum is σ = 12008825812092. Its totient is φ = 12008083958112.

The previous prime is 12008454885083. The next prime is 12008454885131. The reversal of 12008454885101 is 10158845480021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9650000538025 + 2358454347076 = 3106445^2 + 1535726^2 .

It is a cyclic number.

It is not a de Polignac number, because 12008454885101 - 2¹⁰ = 12008454884077 is a prime.

It is a super-2 number, since 2×12008454885101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12008454885131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185414930 + ... + 185479683.

It is an arithmetic number, because the mean of its divisors is an integer number (3002206453023).

Almost surely, 2^{12008454885101} is an apocalyptic number.

It is an amenable number.

12008454885101 is a deficient number, since it is larger than the sum of its proper divisors (370926991).

12008454885101 is an equidigital number, since it uses as much as digits as its factorization.

12008454885101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370926990.

The product of its (nonzero) digits is 409600, while the sum is 47.

The spelling of 12008454885101 in words is "twelve trillion, eight billion, four hundred fifty-four million, eight hundred eighty-five thousand, one hundred one".