12021503470613 has 32 divisors (see below), whose sum is σ = 14833457597952. Its totient is φ = 9487254988800.

The previous prime is 12021503470591. The next prime is 12021503470619. The reversal of 12021503470613 is 31607430512021.

It is a cyclic number.

It is not a de Polignac number, because 12021503470613 - 2⁸ = 12021503470357 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021503470619) 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, 172983833 + ... + 173053313.

It is an arithmetic number, because the mean of its divisors is an integer number (463545549936).

Almost surely, 2^{12021503470613} is an apocalyptic number.

12021503470613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12021503470613 is a deficient number, since it is larger than the sum of its proper divisors (2811954127339).

12021503470613 is a wasteful number, since it uses less digits than its factorization.

12021503470613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74325.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 12021503470613 its reverse (31607430512021), we get a palindrome (43628933982634).

The spelling of 12021503470613 in words is "twelve trillion, twenty-one billion, five hundred three million, four hundred seventy thousand, six hundred thirteen".