12021122110003 has 4 divisors (see below), whose sum is σ = 12030840075760. Its totient is φ = 12011404144248.

The previous prime is 12021122109991. The next prime is 12021122110027. The reversal of 12021122110003 is 30001122112021.

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

It is a cyclic number.

It is not a de Polignac number, because 12021122110003 - 2¹³ = 12021122101811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021122110093) 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, 4858981023 + ... + 4858983496.

It is an arithmetic number, because the mean of its divisors is an integer number (3007710018940).

Almost surely, 2^{12021122110003} is an apocalyptic number.

12021122110003 is a deficient number, since it is larger than the sum of its proper divisors (9717965757).

12021122110003 is an equidigital number, since it uses as much as digits as its factorization.

12021122110003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9717965756.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12021122110003 its reverse (30001122112021), we get a palindrome (42022244222024).

The spelling of 12021122110003 in words is "twelve trillion, twenty-one billion, one hundred twenty-two million, one hundred ten thousand, three".