12150455202021 has 8 divisors (see below), whose sum is σ = 16200636360480. Its totient is φ = 8100288755792.

The previous prime is 12150455202019. The next prime is 12150455202049. The reversal of 12150455202021 is 12020255405121.

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 12150455202021 - 2¹ = 12150455202019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12150455202021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12150455200021) 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, 1580055 + ... + 5176628.

It is an arithmetic number, because the mean of its divisors is an integer number (2025079545060).

Almost surely, 2^{12150455202021} is an apocalyptic number.

It is an amenable number.

12150455202021 is a deficient number, since it is larger than the sum of its proper divisors (4050181158459).

12150455202021 is an equidigital number, since it uses as much as digits as its factorization.

12150455202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7356115.

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 12150455202021 in words is "twelve trillion, one hundred fifty billion, four hundred fifty-five million, two hundred two thousand, twenty-one".