12021063351 has 12 divisors (see below), whose sum is σ = 17617647096. Its totient is φ = 7285492720.

The previous prime is 12021063349. The next prime is 12021063391. The reversal of 12021063351 is 15336012021.

It is not a de Polignac number, because 12021063351 - 2¹ = 12021063349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021063391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16557576 + ... + 16558301.

It is an arithmetic number, because the mean of its divisors is an integer number (1468137258).

Almost surely, 2^12021063351 is an apocalyptic number.

12021063351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12021063351 is a deficient number, since it is larger than the sum of its proper divisors (5596583745).

12021063351 is a wasteful number, since it uses less digits than its factorization.

12021063351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33115902 (or 33115891 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 12021063351 its reverse (15336012021), we get a palindrome (27357075372).

The spelling of 12021063351 in words is "twelve billion, twenty-one million, sixty-three thousand, three hundred fifty-one".