12013011111103 has 8 divisors (see below), whose sum is σ = 12465515627136. Its totient is φ = 11568376239000.

The previous prime is 12013011111097. The next prime is 12013011111107. The reversal of 12013011111103 is 30111111031021.

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

It is a cyclic number.

It is not a de Polignac number, because 12013011111103 - 2⁹ = 12013011110591 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 (12013011111107) 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, 1967407873 + ... + 1967413978.

It is an arithmetic number, because the mean of its divisors is an integer number (1558189453392).

Almost surely, 2^{12013011111103} is an apocalyptic number.

12013011111103 is a deficient number, since it is larger than the sum of its proper divisors (452504516033).

12013011111103 is an equidigital number, since it uses as much as digits as its factorization.

12013011111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934821965.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 12013011111103 its reverse (30111111031021), we get a palindrome (42124122142124).

The spelling of 12013011111103 in words is "twelve trillion, thirteen billion, eleven million, one hundred eleven thousand, one hundred three".