12021300032103 has 12 divisors (see below), whose sum is σ = 17364555493168. Its totient is φ = 8013989815200.

The previous prime is 12021300032057. The next prime is 12021300032111. The reversal of 12021300032103 is 30123000312021.

12021300032103 is a `hidden beast` number, since 1 + 20 + 21 + 300 + 0 + 321 + 0 + 3 = 666.

It is not a de Polignac number, because 12021300032103 - 2⁶ = 12021300032039 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 (12021300032143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17154598 + ... + 17841603.

Almost surely, 2^{12021300032103} is an apocalyptic number.

12021300032103 is a deficient number, since it is larger than the sum of its proper divisors (5343255461065).

12021300032103 is a wasteful number, since it uses less digits than its factorization.

12021300032103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35034374 (or 35034371 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12021300032103 its reverse (30123000312021), we get a palindrome (42144300344124).

The spelling of 12021300032103 in words is "twelve trillion, twenty-one billion, three hundred million, thirty-two thousand, one hundred three".