12021332343 has 8 divisors (see below), whose sum is σ = 16028960256. Its totient is φ = 8013963000.

The previous prime is 12021332341. The next prime is 12021332353. The reversal of 12021332343 is 34323312021.

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

It is not a de Polignac number, because 12021332343 - 2¹ = 12021332341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021332341) 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, 115788 + ... + 193518.

It is an arithmetic number, because the mean of its divisors is an integer number (2003620032).

Almost surely, 2^12021332343 is an apocalyptic number.

12021332343 is a deficient number, since it is larger than the sum of its proper divisors (4007627913).

12021332343 is an equidigital number, since it uses as much as digits as its factorization.

12021332343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129285.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12021332343 its reverse (34323312021), we get a palindrome (46344644364).

The spelling of 12021332343 in words is "twelve billion, twenty-one million, three hundred thirty-two thousand, three hundred forty-three".