12001111322203 has 8 divisors (see below), whose sum is σ = 12019123539360. Its totient is φ = 11983112606400.

The previous prime is 12001111322201. The next prime is 12001111322267. The reversal of 12001111322203 is 30222311110021.

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 12001111322203 - 2¹ = 12001111322201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001111322201) 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, 1595538 + ... + 5152471.

It is an arithmetic number, because the mean of its divisors is an integer number (1502390442420).

Almost surely, 2^{12001111322203} is an apocalyptic number.

12001111322203 is a deficient number, since it is larger than the sum of its proper divisors (18012217157).

12001111322203 is a wasteful number, since it uses less digits than its factorization.

12001111322203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750677.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12001111322203 its reverse (30222311110021), we get a palindrome (42223422432224).

The spelling of 12001111322203 in words is "twelve trillion, one billion, one hundred eleven million, three hundred twenty-two thousand, two hundred three".