1112211101011 has 8 divisors (see below), whose sum is σ = 1186786179920. Its totient is φ = 1039239787392.

The previous prime is 1112211101003. The next prime is 1112211101017. The reversal of 1112211101011 is 1101011122111.

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 1112211101011 - 2³ = 1112211101003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112211100982 and 1112211101000.

It is not an unprimeable number, because it can be changed into a prime (1112211101017) 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, 400939890 + ... + 400942663.

It is an arithmetic number, because the mean of its divisors is an integer number (148348272490).

Almost surely, 2^{1112211101011} is an apocalyptic number.

1112211101011 is a deficient number, since it is larger than the sum of its proper divisors (74575078909).

1112211101011 is an equidigital number, since it uses as much as digits as its factorization.

1112211101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801882645.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 1112211101011 its reverse (1101011122111), we get a palindrome (2213222223122).

The spelling of 1112211101011 in words is "one trillion, one hundred twelve billion, two hundred eleven million, one hundred one thousand, eleven".