12021013303103 has 32 divisors (see below), whose sum is σ = 14458735608960. Its totient is φ = 9776718766080.

The previous prime is 12021013303069. The next prime is 12021013303157. The reversal of 12021013303103 is 30130331012021.

It is not a de Polignac number, because 12021013303103 - 2⁸ = 12021013302847 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 (12021013303193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2640623 + ... + 5569103.

It is an arithmetic number, because the mean of its divisors is an integer number (451835487780).

Almost surely, 2^{12021013303103} is an apocalyptic number.

12021013303103 is a deficient number, since it is larger than the sum of its proper divisors (2437722305857).

12021013303103 is a wasteful number, since it uses less digits than its factorization.

12021013303103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928867.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12021013303103 its reverse (30130331012021), we get a palindrome (42151344315124).

The spelling of 12021013303103 in words is "twelve trillion, twenty-one billion, thirteen million, three hundred three thousand, one hundred three".