1111120202011 has 4 divisors (see below), whose sum is σ = 1176480213912. Its totient is φ = 1045760190112.

The previous prime is 1111120201981. The next prime is 1111120202041. The reversal of 1111120202011 is 1102020211111.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (1111120201981) and next prime (1111120202041).

It is a cyclic number.

It is not a de Polignac number, because 1111120202011 - 2²⁵ = 1111086647579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111120201982 and 1111120202000.

It is not an unprimeable number, because it can be changed into a prime (1111120202041) 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, 32680005925 + ... + 32680005958.

It is an arithmetic number, because the mean of its divisors is an integer number (294120053478).

Almost surely, 2^{1111120202011} is an apocalyptic number.

1111120202011 is a deficient number, since it is larger than the sum of its proper divisors (65360011901).

1111120202011 is an equidigital number, since it uses as much as digits as its factorization.

1111120202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65360011900.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1111120202011 its reverse (1102020211111), we get a palindrome (2213140413122).

It can be divided in two parts, 1111120 and 202011, that added together give a palindrome (1313131).

The spelling of 1111120202011 in words is "one trillion, one hundred eleven billion, one hundred twenty million, two hundred two thousand, eleven".