1112100001111 has 32 divisors (see below), whose sum is σ = 1250541960192. Its totient is φ = 980208000000.

The previous prime is 1112100001069. The next prime is 1112100001127. The reversal of 1112100001111 is 1111000012111.

It is a cyclic number.

It is not a de Polignac number, because 1112100001111 - 2⁷ = 1112100000983 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 (1112100001811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48999276 + ... + 49021966.

It is an arithmetic number, because the mean of its divisors is an integer number (39079436256).

Almost surely, 2^{1112100001111} is an apocalyptic number.

1112100001111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1112100001111 is a deficient number, since it is larger than the sum of its proper divisors (138441959081).

1112100001111 is a wasteful number, since it uses less digits than its factorization.

1112100001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23415.

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

Adding to 1112100001111 its reverse (1111000012111), we get a palindrome (2223100013222).

The spelling of 1112100001111 in words is "one trillion, one hundred twelve billion, one hundred million, one thousand, one hundred eleven".