1133023211011 has 4 divisors (see below), whose sum is σ = 1139352949800. Its totient is φ = 1126693472224.

The previous prime is 1133023210981. The next prime is 1133023211029. The reversal of 1133023211011 is 1101123203311.

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 1133023211011 - 2⁷ = 1133023210883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133023211011.

It is not an unprimeable number, because it can be changed into a prime (1133023211051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3164869126 + ... + 3164869483.

It is an arithmetic number, because the mean of its divisors is an integer number (284838237450).

Almost surely, 2^{1133023211011} is an apocalyptic number.

1133023211011 is a deficient number, since it is larger than the sum of its proper divisors (6329738789).

1133023211011 is an equidigital number, since it uses as much as digits as its factorization.

1133023211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329738788.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1133023211011 its reverse (1101123203311), we get a palindrome (2234146414322).

The spelling of 1133023211011 in words is "one trillion, one hundred thirty-three billion, twenty-three million, two hundred eleven thousand, eleven".