12000222111000 has 64 divisors (see below), whose sum is σ = 37440692995680. Its totient is φ = 3200059228800.

The previous prime is 12000222110971. The next prime is 12000222111029. The reversal of 12000222111000 is 11122200021.

It is an interprime number because it is at equal distance from previous prime (12000222110971) and next prime (12000222111029).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2000034019 + ... + 2000040018.

Almost surely, 2^{12000222111000} is an apocalyptic number.

12000222111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000222111000 is an abundant number, since it is smaller than the sum of its proper divisors (25440470884680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12000222111000 is a wasteful number, since it uses less digits than its factorization.

12000222111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000074061 (or 4000074047 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12000222111000 its reverse (11122200021), we get a palindrome (12011344311021).

The spelling of 12000222111000 in words is "twelve trillion, two hundred twenty-two million, one hundred eleven thousand".