12011322112111 has 8 divisors (see below), whose sum is σ = 13727248612640. Its totient is φ = 10295401447008.

The previous prime is 12011322112109. The next prime is 12011322112121. The reversal of 12011322112111 is 11121122311021.

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

It is a cyclic number.

It is not a de Polignac number, because 12011322112111 - 2¹ = 12011322112109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011322112121) 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, 4666465 + ... + 6767461.

It is an arithmetic number, because the mean of its divisors is an integer number (1715906076580).

Almost surely, 2^{12011322112111} is an apocalyptic number.

12011322112111 is a deficient number, since it is larger than the sum of its proper divisors (1715926500529).

12011322112111 is an equidigital number, since it uses as much as digits as its factorization.

12011322112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917713.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 12011322112111 its reverse (11121122311021), we get a palindrome (23132444423132).

The spelling of 12011322112111 in words is "twelve trillion, eleven billion, three hundred twenty-two million, one hundred twelve thousand, one hundred eleven".