12110021001111 has 12 divisors (see below), whose sum is σ = 17748019759736. Its totient is φ = 7339406667120.

The previous prime is 12110021001103. The next prime is 12110021001119. The reversal of 12110021001111 is 11110012001121.

It is an interprime number because it is at equal distance from previous prime (12110021001103) and next prime (12110021001119).

It is not a de Polignac number, because 12110021001111 - 2³ = 12110021001103 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 (12110021001119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16680469336 + ... + 16680470061.

Almost surely, 2^{12110021001111} is an apocalyptic number.

12110021001111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12110021001111 is a deficient number, since it is larger than the sum of its proper divisors (5637998758625).

12110021001111 is a wasteful number, since it uses less digits than its factorization.

12110021001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33360939422 (or 33360939411 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 12110021001111 its reverse (11110012001121), we get a palindrome (23220033002232).

The spelling of 12110021001111 in words is "twelve trillion, one hundred ten billion, twenty-one million, one thousand, one hundred eleven".