11112001020111 has 8 divisors (see below), whose sum is σ = 14816035265584. Its totient is φ = 7407983727360.

The previous prime is 11112001020073. The next prime is 11112001020121. The reversal of 11112001020111 is 11102010021111.

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

It is not a de Polignac number, because 11112001020111 - 2¹⁷ = 11112000889039 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 (11112001020121) 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, 2620546 + ... + 5393631.

It is an arithmetic number, because the mean of its divisors is an integer number (1852004408198).

Almost surely, 2^{11112001020111} is an apocalyptic number.

11112001020111 is a deficient number, since it is larger than the sum of its proper divisors (3704034245473).

11112001020111 is an equidigital number, since it uses as much as digits as its factorization.

11112001020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8476361.

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

Adding to 11112001020111 its reverse (11102010021111), we get a palindrome (22214011041222).

The spelling of 11112001020111 in words is "eleven trillion, one hundred twelve billion, one million, twenty thousand, one hundred eleven".