12011222022203 has 4 divisors (see below), whose sum is σ = 12011596433928. Its totient is φ = 12010847610480.

The previous prime is 12011222022197. The next prime is 12011222022209. The reversal of 12011222022203 is 30222022211021.

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

It is an interprime number because it is at equal distance from previous prime (12011222022197) and next prime (12011222022209).

It is a cyclic number.

It is not a de Polignac number, because 12011222022203 - 2⁴ = 12011222022187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011222022209) 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, 187157738 + ... + 187221903.

It is an arithmetic number, because the mean of its divisors is an integer number (3002899108482).

Almost surely, 2^{12011222022203} is an apocalyptic number.

12011222022203 is a deficient number, since it is larger than the sum of its proper divisors (374411725).

12011222022203 is an equidigital number, since it uses as much as digits as its factorization.

12011222022203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374411724.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12011222022203 its reverse (30222022211021), we get a palindrome (42233244233224).

The spelling of 12011222022203 in words is "twelve trillion, eleven billion, two hundred twenty-two million, twenty-two thousand, two hundred three".