12021100003103 has 4 divisors (see below), whose sum is σ = 12031861955880. Its totient is φ = 12010338050328.

The previous prime is 12021100003097. The next prime is 12021100003109. The reversal of 12021100003103 is 30130000112021.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12021100003097) and next prime (12021100003109).

It is a cyclic number.

It is not a de Polignac number, because 12021100003103 - 2³⁰ = 12020026261279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021100003109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5380974713 + ... + 5380976946.

It is an arithmetic number, because the mean of its divisors is an integer number (3007965488970).

Almost surely, 2^{12021100003103} is an apocalyptic number.

12021100003103 is a deficient number, since it is larger than the sum of its proper divisors (10761952777).

12021100003103 is a wasteful number, since it uses less digits than its factorization.

12021100003103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10761952776.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12021100003103 its reverse (30130000112021), we get a palindrome (42151100115124).

The spelling of 12021100003103 in words is "twelve trillion, twenty-one billion, one hundred million, three thousand, one hundred three".