1133110221211 has 4 divisors (see below), whose sum is σ = 1133248060624. Its totient is φ = 1132972381800.

The previous prime is 1133110221179. The next prime is 1133110221263. The reversal of 1133110221211 is 1121220113311.

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 1133110221211 - 2⁵ = 1133110221179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133110221011) 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, 68907375 + ... + 68923816.

It is an arithmetic number, because the mean of its divisors is an integer number (283312015156).

Almost surely, 2^{1133110221211} is an apocalyptic number.

1133110221211 is a deficient number, since it is larger than the sum of its proper divisors (137839413).

1133110221211 is an equidigital number, since it uses as much as digits as its factorization.

1133110221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137839412.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1133110221211 its reverse (1121220113311), we get a palindrome (2254330334522).

The spelling of 1133110221211 in words is "one trillion, one hundred thirty-three billion, one hundred ten million, two hundred twenty-one thousand, two hundred eleven".