12002061332181 has 8 divisors (see below), whose sum is σ = 16002785142784. Its totient is φ = 8001355871520.

The previous prime is 12002061332171. The next prime is 12002061332189. The reversal of 12002061332181 is 18123316020021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12002061332181 - 2⁹ = 12002061331669 is a prime.

It is a super-2 number, since 2×12002061332181² (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 (12002061332189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980960 + ... + 5735001.

It is an arithmetic number, because the mean of its divisors is an integer number (2000348142848).

Almost surely, 2^{12002061332181} is an apocalyptic number.

It is an amenable number.

12002061332181 is a deficient number, since it is larger than the sum of its proper divisors (4000723810603).

12002061332181 is an equidigital number, since it uses as much as digits as its factorization.

12002061332181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9174971.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 12002061332181 in words is "twelve trillion, two billion, sixty-one million, three hundred thirty-two thousand, one hundred eighty-one".