1211133001113 has 20 divisors (see below), whose sum is σ = 2067683854720. Its totient is φ = 692076000312.

The previous prime is 1211133001081. The next prime is 1211133001123. The reversal of 1211133001113 is 3111003311121.

It is not a de Polignac number, because 1211133001113 - 2⁵ = 1211133001081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1211133001123) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1068017953 + ... + 1068019086.

It is an arithmetic number, because the mean of its divisors is an integer number (103384192736).

Almost surely, 2^{1211133001113} is an apocalyptic number.

It is an amenable number.

1211133001113 is a deficient number, since it is larger than the sum of its proper divisors (856550853607).

1211133001113 is an equidigital number, since it uses as much as digits as its factorization.

1211133001113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136037058 (or 2136037049 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1211133001113 its reverse (3111003311121), we get a palindrome (4322136312234).

The spelling of 1211133001113 in words is "one trillion, two hundred eleven billion, one hundred thirty-three million, one thousand, one hundred thirteen".