1133131223011 has 4 divisors (see below), whose sum is σ = 1133261942400. Its totient is φ = 1133000503624.

The previous prime is 1133131222981. The next prime is 1133131223053. The reversal of 1133131223011 is 1103221313311.

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-1133131223011 is a prime.

It is a super-2 number, since 2×1133131223011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133131229011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65346691 + ... + 65364028.

It is an arithmetic number, because the mean of its divisors is an integer number (283315485600).

Almost surely, 2^{1133131223011} is an apocalyptic number.

1133131223011 is a deficient number, since it is larger than the sum of its proper divisors (130719389).

1133131223011 is an equidigital number, since it uses as much as digits as its factorization.

1133131223011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130719388.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1133131223011 its reverse (1103221313311), we get a palindrome (2236352536322).

The spelling of 1133131223011 in words is "one trillion, one hundred thirty-three billion, one hundred thirty-one million, two hundred twenty-three thousand, eleven".