12000010111012 has 96 divisors (see below), whose sum is σ = 27322639110144. Its totient is φ = 4471651113600.

The previous prime is 12000010111003. The next prime is 12000010111021. The reversal of 12000010111012 is 21011101000021.

It is an interprime number because it is at equal distance from previous prime (12000010111003) and next prime (12000010111021).

It is a self number, because there is not a number n which added to its sum of digits gives 12000010111012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85440798 + ... + 85581130.

It is an arithmetic number, because the mean of its divisors is an integer number (284610824064).

Almost surely, 2^{12000010111012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12000010111012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13661319555072).

12000010111012 is an abundant number, since it is smaller than the sum of its proper divisors (15322628999132).

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

12000010111012 is a wasteful number, since it uses less digits than its factorization.

12000010111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152449 (or 152447 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12000010111012 its reverse (21011101000021), we get a palindrome (33011111111033).

The spelling of 12000010111012 in words is "twelve trillion, ten million, one hundred eleven thousand, twelve".