1121113321011 has 8 divisors (see below), whose sum is σ = 1660908623760. Its totient is φ = 747408880656.

The previous prime is 1121113320949. The next prime is 1121113321061. The reversal of 1121113321011 is 1101233111211.

It is not a de Polignac number, because 1121113321011 - 2²⁹ = 1120576450099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121113321061) 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, 20761357770 + ... + 20761357823.

It is an arithmetic number, because the mean of its divisors is an integer number (207613577970).

Almost surely, 2^{1121113321011} is an apocalyptic number.

1121113321011 is a deficient number, since it is larger than the sum of its proper divisors (539795302749).

1121113321011 is an equidigital number, since it uses as much as digits as its factorization.

1121113321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41522715602 (or 41522715596 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1121113321011 its reverse (1101233111211), we get a palindrome (2222346432222).

The spelling of 1121113321011 in words is "one trillion, one hundred twenty-one billion, one hundred thirteen million, three hundred twenty-one thousand, eleven".