12211022011203 has 20 divisors (see below), whose sum is σ = 18283479258528. Its totient is φ = 8121793425840.

The previous prime is 12211022011189. The next prime is 12211022011241. The reversal of 12211022011203 is 30211022011221.

12211022011203 is a `hidden beast` number, since 1 + 221 + 10 + 220 + 11 + 203 = 666.

It is not a de Polignac number, because 12211022011203 - 2⁴ = 12211022011187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12211022711203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 174852976 + ... + 174922797.

Almost surely, 2^{12211022011203} is an apocalyptic number.

12211022011203 is a deficient number, since it is larger than the sum of its proper divisors (6072457247325).

12211022011203 is an equidigital number, since it uses as much as digits as its factorization.

12211022011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349776216 (or 349776207 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12211022011203 its sum of digits (18), we get a palindrome (12211022011221).

Adding to 12211022011203 its reverse (30211022011221), we get a palindrome (42422044022424).

The spelling of 12211022011203 in words is "twelve trillion, two hundred eleven billion, twenty-two million, eleven thousand, two hundred three".