12002111223 has 8 divisors (see below), whose sum is σ = 16018340736. Its totient is φ = 7993644600.

The previous prime is 12002111213. The next prime is 12002111257. The reversal of 12002111223 is 32211120021.

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

It is not a de Polignac number, because 12002111223 - 2⁴ = 12002111207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002111203) 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, 1937113 + ... + 1943298.

It is an arithmetic number, because the mean of its divisors is an integer number (2002292592).

Almost surely, 2^12002111223 is an apocalyptic number.

12002111223 is a deficient number, since it is larger than the sum of its proper divisors (4016229513).

12002111223 is a wasteful number, since it uses less digits than its factorization.

12002111223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881445.

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

Adding to 12002111223 its reverse (32211120021), we get a palindrome (44213231244).

The spelling of 12002111223 in words is "twelve billion, two million, one hundred eleven thousand, two hundred twenty-three".