12003022111 has 8 divisors (see below), whose sum is σ = 12378588464. Its totient is φ = 11630148480.

The previous prime is 12003022099. The next prime is 12003022169. The reversal of 12003022111 is 11122030021.

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 12003022111 - 2⁹ = 12003021599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12003022091 and 12003022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003022181) 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, 664125 + ... + 681958.

It is an arithmetic number, because the mean of its divisors is an integer number (1547323558).

Almost surely, 2^12003022111 is an apocalyptic number.

12003022111 is a deficient number, since it is larger than the sum of its proper divisors (375566353).

12003022111 is a wasteful number, since it uses less digits than its factorization.

12003022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346361.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12003022111 its reverse (11122030021), we get a palindrome (23125052132).

The spelling of 12003022111 in words is "twelve billion, three million, twenty-two thousand, one hundred eleven".