1121113332011 has 4 divisors (see below), whose sum is σ = 1121116314024. Its totient is φ = 1121110350000.

The previous prime is 1121113331971. The next prime is 1121113332023. The reversal of 1121113332011 is 1102333111211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121113332011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121113332211) 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, 829130 + ... + 1711631.

It is an arithmetic number, because the mean of its divisors is an integer number (280279078506).

Almost surely, 2^{1121113332011} is an apocalyptic number.

1121113332011 is a deficient number, since it is larger than the sum of its proper divisors (2982013).

1121113332011 is an equidigital number, since it uses as much as digits as its factorization.

1121113332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982012.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1121113332011 its reverse (1102333111211), we get a palindrome (2223446443222).

The spelling of 1121113332011 in words is "one trillion, one hundred twenty-one billion, one hundred thirteen million, three hundred thirty-two thousand, eleven".