12021111322003 has 8 divisors (see below), whose sum is σ = 13738437370880. Its totient is φ = 10303791381000.

The previous prime is 12021111321983. The next prime is 12021111322013. The reversal of 12021111322003 is 30022311112021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12021111322003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021111322013) 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, 4046878 + ... + 6357628.

It is an arithmetic number, because the mean of its divisors is an integer number (1717304671360).

Almost surely, 2^{12021111322003} is an apocalyptic number.

12021111322003 is a deficient number, since it is larger than the sum of its proper divisors (1717326048877).

12021111322003 is an equidigital number, since it uses as much as digits as its factorization.

12021111322003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053937.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021111322003 its reverse (30022311112021), we get a palindrome (42043422434024).

The spelling of 12021111322003 in words is "twelve trillion, twenty-one billion, one hundred eleven million, three hundred twenty-two thousand, three".