12024204213021 has 32 divisors (see below), whose sum is σ = 21525848107008. Its totient is φ = 5765852168640.

The previous prime is 12024204213011. The next prime is 12024204213053. The reversal of 12024204213021 is 12031240242021.

It is not a de Polignac number, because 12024204213021 - 2¹⁹ = 12024203688733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12024204212982 and 12024204213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024204213001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2002029001 + ... + 2002035006.

It is an arithmetic number, because the mean of its divisors is an integer number (672682753344).

Almost surely, 2^{12024204213021} is an apocalyptic number.

12024204213021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12024204213021 is a deficient number, since it is larger than the sum of its proper divisors (9501643893987).

12024204213021 is a wasteful number, since it uses less digits than its factorization.

12024204213021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004064041.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12024204213021 its reverse (12031240242021), we get a palindrome (24055444455042).

The spelling of 12024204213021 in words is "twelve trillion, twenty-four billion, two hundred four million, two hundred thirteen thousand, twenty-one".