12011201331112 has 32 divisors (see below), whose sum is σ = 22628276232480. Its totient is φ = 5976995693760.

The previous prime is 12011201331053. The next prime is 12011201331121. The reversal of 12011201331112 is 21113310211021.

It is a self number, because there is not a number n which added to its sum of digits gives 12011201331112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128921698 + ... + 129014830.

It is an arithmetic number, because the mean of its divisors is an integer number (707133632265).

Almost surely, 2^{12011201331112} is an apocalyptic number.

It is an amenable number.

12011201331112 is a deficient number, since it is larger than the sum of its proper divisors (10617074901368).

12011201331112 is a wasteful number, since it uses less digits than its factorization.

12011201331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169753 (or 169749 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12011201331112 its reverse (21113310211021), we get a palindrome (33124511542133).

The spelling of 12011201331112 in words is "twelve trillion, eleven billion, two hundred one million, three hundred thirty-one thousand, one hundred twelve".