12021023006 has 8 divisors (see below), whose sum is σ = 18043697784. Its totient is φ = 6006457080.

The previous prime is 12021022967. The next prime is 12021023029. The reversal of 12021023006 is 60032012021.

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

It is a super-2 number, since 2×12021023006² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2023505 + ... + 2029436.

It is an arithmetic number, because the mean of its divisors is an integer number (2255462223).

Almost surely, 2^12021023006 is an apocalyptic number.

12021023006 is a deficient number, since it is larger than the sum of its proper divisors (6022674778).

12021023006 is a wasteful number, since it uses less digits than its factorization.

12021023006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054426.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12021023006 its reverse (60032012021), we get a palindrome (72053035027).

The spelling of 12021023006 in words is "twelve billion, twenty-one million, twenty-three thousand, six".