1111012002011 has 4 divisors (see below), whose sum is σ = 1111028200800. Its totient is φ = 1110995803224.

The previous prime is 1111012002007. The next prime is 1111012002031. The reversal of 1111012002011 is 1102002101111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111012002011 - 2² = 1111012002007 is a prime.

It is a super-2 number, since 2×1111012002011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111012001983 and 1111012002001.

It is not an unprimeable number, because it can be changed into a prime (1111012002031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7996076 + ... + 8133833.

It is an arithmetic number, because the mean of its divisors is an integer number (277757050200).

Almost surely, 2^{1111012002011} is an apocalyptic number.

1111012002011 is a deficient number, since it is larger than the sum of its proper divisors (16198789).

1111012002011 is an equidigital number, since it uses as much as digits as its factorization.

1111012002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16198788.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1111012002011 its reverse (1102002101111), we get a palindrome (2213014103122).

It can be divided in two parts, 111101 and 2002011, that added together give a palindrome (2113112).

The spelling of 1111012002011 in words is "one trillion, one hundred eleven billion, twelve million, two thousand, eleven".