12030301223121 has 16 divisors (see below), whose sum is σ = 16054677112320. Its totient is φ = 8013065915520.

The previous prime is 12030301223113. The next prime is 12030301223123. The reversal of 12030301223121 is 12132210303021.

It is not a de Polignac number, because 12030301223121 - 2³ = 12030301223113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12030301223123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16707781 + ... + 17412941.

It is an arithmetic number, because the mean of its divisors is an integer number (1003417319520).

Almost surely, 2^{12030301223121} is an apocalyptic number.

It is an amenable number.

12030301223121 is a deficient number, since it is larger than the sum of its proper divisors (4024375889199).

12030301223121 is a wasteful number, since it uses less digits than its factorization.

12030301223121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710216.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12030301223121 its reverse (12132210303021), we get a palindrome (24162511526142).

The spelling of 12030301223121 in words is "twelve trillion, thirty billion, three hundred one million, two hundred twenty-three thousand, one hundred twenty-one".