12001103021013 has 8 divisors (see below), whose sum is σ = 16002739394208. Its totient is φ = 8000100997584.

The previous prime is 12001103020979. The next prime is 12001103021057. The reversal of 12001103021013 is 31012030110021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12001103021013 - 2¹⁶ = 12001102955477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001103020983 and 12001103021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001103021113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158543295 + ... + 158618972.

It is an arithmetic number, because the mean of its divisors is an integer number (2000342424276).

Almost surely, 2^{12001103021013} is an apocalyptic number.

It is an amenable number.

12001103021013 is a deficient number, since it is larger than the sum of its proper divisors (4001636373195).

12001103021013 is a wasteful number, since it uses less digits than its factorization.

12001103021013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317174883.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12001103021013 its reverse (31012030110021), we get a palindrome (43013133131034).

The spelling of 12001103021013 in words is "twelve trillion, one billion, one hundred three million, twenty-one thousand, thirteen".