12011203322113 has 4 divisors (see below), whose sum is σ = 12717744694020. Its totient is φ = 11304661950208.

The previous prime is 12011203322093. The next prime is 12011203322143. The reversal of 12011203322113 is 31122330211021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11203158740544 + 808044581569 = 3347112^2 + 898913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011203322113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011203322143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353270685928 + ... + 353270685961.

It is an arithmetic number, because the mean of its divisors is an integer number (3179436173505).

Almost surely, 2^{12011203322113} is an apocalyptic number.

It is an amenable number.

12011203322113 is a deficient number, since it is larger than the sum of its proper divisors (706541371907).

12011203322113 is an equidigital number, since it uses as much as digits as its factorization.

12011203322113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706541371906.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12011203322113 its reverse (31122330211021), we get a palindrome (43133533533134).

The spelling of 12011203322113 in words is "twelve trillion, eleven billion, two hundred three million, three hundred twenty-two thousand, one hundred thirteen".