12002223111 has 8 divisors (see below), whose sum is σ = 16005386880. Its totient is φ = 8000270712.

The previous prime is 12002223073. The next prime is 12002223113. The reversal of 12002223111 is 11132220021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12002223111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002223113) 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, 279465 + ... + 319538.

It is an arithmetic number, because the mean of its divisors is an integer number (2000673360).

Almost surely, 2^12002223111 is an apocalyptic number.

12002223111 is a deficient number, since it is larger than the sum of its proper divisors (4003163769).

12002223111 is an equidigital number, since it uses as much as digits as its factorization.

12002223111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605685.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12002223111 its reverse (11132220021), we get a palindrome (23134443132).

The spelling of 12002223111 in words is "twelve billion, two million, two hundred twenty-three thousand, one hundred eleven".