1011120001111 has 12 divisors (see below), whose sum is σ = 1127008303560. Its totient is φ = 899642532560.

The previous prime is 1011120001079. The next prime is 1011120001189. The reversal of 1011120001111 is 1111000211101.

It is not a de Polignac number, because 1011120001111 - 2⁵ = 1011120001079 is a prime.

It is a super-3 number, since 3×1011120001111³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011120001711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20781496 + ... + 20830093.

It is an arithmetic number, because the mean of its divisors is an integer number (93917358630).

Almost surely, 2^{1011120001111} is an apocalyptic number.

1011120001111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1011120001111 is a deficient number, since it is larger than the sum of its proper divisors (115888302449).

1011120001111 is an equidigital number, since it uses as much as digits as its factorization.

1011120001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41611694 (or 41611647 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011120001111 its reverse (1111000211101), we get a palindrome (2122120212212).

The spelling of 1011120001111 in words is "one trillion, eleven billion, one hundred twenty million, one thousand, one hundred eleven".