12000011002021 has 8 divisors (see below), whose sum is σ = 13714323321600. Its totient is φ = 10285704940848.

The previous prime is 12000011001977. The next prime is 12000011002033. The reversal of 12000011002021 is 12020011000021.

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

It is a cyclic number.

It is not a de Polignac number, because 12000011002021 - 2¹⁹ = 12000010477733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12000011001989 and 12000011002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000011002921) 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, 3745755 + ... + 6166903.

It is an arithmetic number, because the mean of its divisors is an integer number (1714290415200).

Almost surely, 2^{12000011002021} is an apocalyptic number.

It is an amenable number.

12000011002021 is a deficient number, since it is larger than the sum of its proper divisors (1714312319579).

12000011002021 is an equidigital number, since it uses as much as digits as its factorization.

12000011002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129203.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12000011002021 its reverse (12020011000021), we get a palindrome (24020022002042).

It can be divided in two parts, 1200001 and 1002021, that added together give a palindrome (2202022).

The spelling of 12000011002021 in words is "twelve trillion, eleven million, two thousand, twenty-one".